diff --git a/.gitignore b/.gitignore
index ab47c0da0..82efcea6d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,15 @@ dist/
 *.pgf
 *.tmp
 *~
-.direnv
\ No newline at end of file
+.direnv
+_grphp_*.dot
+_grphp_*.png
+_grpht_*.dot
+_grpht_*.png
+_gftmp
+t.dot
+t.dot.png
+u.dot.png
+t.dot.*.png
+u.dot.*.png
+u.dot
diff --git a/src/_grphp_1.dot b/src/_grphp_1.dot
deleted file mode 100644
index d679d3ec8..000000000
--- a/src/_grphp_1.dot
+++ /dev/null
@@ -1,110 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n32[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n30[label="UttS : Utt"]; 
-}
-n32 -- n30;
- 
-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="AdvVP : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n17[label="ComplSlash : VP"]; 
-  n26[label="PrepNP : Adv"]; 
-  edge[style="invis"]; 
-  n5  --  n17  --  n26 ;
-}
-n6 -- n5;
-n27 -- n17;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n10[label="SlashVV : VPSlash"]; 
-  n16[label="DetCN : NP"]; 
-  n18[label="in_Prep : Prep"]; 
-  n25[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n10  --  n16  --  n18  --  n25 ;
-}
-n17 -- n10;
-n17 -- n16;
-n26 -- n18;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n15[label="UseN : CN"]; 
-  n22[label="DetQuant : Det"]; 
-  n24[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n15  --  n22  --  n24 ;
-}
-n10 -- n7;
-n10 -- n9;
-n16 -- n15;
-n25 -- n22;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n14[label="apple_N : N"]; 
-  n20[label="PossPron : Quant"]; 
-  n23[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n8  --  n14  --  n20  --  n23 ;
-}
-n9 -- n8;
-n15 -- n14;
-n22 -- n20;
-n24 -- n23;
- 
-subgraph {rank=same;
-  n19[label="i_Pron : Pron"]; 
-}
-n20 -- n19;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n18 -- n100005;
-n19 -- n100006;
-n23 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_1.png b/src/_grphp_1.png
deleted file mode 100644
index 3169cb323..000000000
Binary files a/src/_grphp_1.png and /dev/null differ
diff --git a/src/_grphp_10.dot b/src/_grphp_10.dot
deleted file mode 100644
index 41809feb5..000000000
--- a/src/_grphp_10.dot
+++ /dev/null
@@ -1,126 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n39[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n37[label="UttS : Utt"]; 
-}
-n39 -- n37;
- 
-subgraph {rank=same;
-  n36[label="UseCl : S"]; 
-}
-n37 -- n36;
- 
-subgraph {rank=same;
-  n35[label="PredVP : Cl"]; 
-}
-n36 -- n35;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n34[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n34 ;
-}
-n35 -- n6;
-n35 -- n34;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n33[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n33 ;
-}
-n6 -- n5;
-n34 -- n10;
-n34 -- n33;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n32[label="ApposCN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n32 ;
-}
-n10 -- n7;
-n10 -- n9;
-n33 -- n32;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n28[label="ApposCN : CN"]; 
-  n31[label="MassNP : NP"]; 
-  edge[style="invis"]; 
-  n8  --  n28  --  n31 ;
-}
-n9 -- n8;
-n32 -- n28;
-n32 -- n31;
- 
-subgraph {rank=same;
-  n22[label="AdvCN : CN"]; 
-  n27[label="DetNP : NP"]; 
-  n30[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n22  --  n27  --  n30 ;
-}
-n28 -- n22;
-n28 -- n27;
-n31 -- n30;
- 
-subgraph {rank=same;
-  n15[label="UseN : CN"]; 
-  n21[label="PrepNP : Adv"]; 
-  n26[label="DetQuant : Det"]; 
-  n29[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n15  --  n21  --  n26  --  n29 ;
-}
-n22 -- n15;
-n22 -- n21;
-n27 -- n26;
-n30 -- n29;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n16[label="in_Prep : Prep"]; 
-  n24[label="PossPron : Quant"]; 
-  edge[style="invis"]; 
-  n14  --  n16  --  n24 ;
-}
-n15 -- n14;
-n21 -- n16;
-n26 -- n24;
- 
-subgraph {rank=same;
-  n23[label="i_Pron : Pron"]; 
-}
-n24 -- n23;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n16 -- n100005;
-n23 -- n100006;
-n29 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_10.png b/src/_grphp_10.png
deleted file mode 100644
index 6c60713af..000000000
Binary files a/src/_grphp_10.png and /dev/null differ
diff --git a/src/_grphp_11.dot b/src/_grphp_11.dot
deleted file mode 100644
index bc11532c4..000000000
--- a/src/_grphp_11.dot
+++ /dev/null
@@ -1,130 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n44[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n42[label="UttS : Utt"]; 
-}
-n44 -- n42;
- 
-subgraph {rank=same;
-  n41[label="UseCl : S"]; 
-}
-n42 -- n41;
- 
-subgraph {rank=same;
-  n40[label="PredVP : Cl"]; 
-}
-n41 -- n40;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n39[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n39 ;
-}
-n40 -- n6;
-n40 -- n39;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n38[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n38 ;
-}
-n6 -- n5;
-n39 -- n10;
-n39 -- n38;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n37[label="ApposCN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n37 ;
-}
-n10 -- n7;
-n10 -- n9;
-n38 -- n37;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n33[label="ApposCN : CN"]; 
-  n36[label="MassNP : NP"]; 
-  edge[style="invis"]; 
-  n8  --  n33  --  n36 ;
-}
-n9 -- n8;
-n37 -- n33;
-n37 -- n36;
- 
-subgraph {rank=same;
-  n27[label="ApposCN : CN"]; 
-  n32[label="DetNP : NP"]; 
-  n35[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n27  --  n32  --  n35 ;
-}
-n33 -- n27;
-n33 -- n32;
-n36 -- n35;
- 
-subgraph {rank=same;
-  n15[label="UseN : CN"]; 
-  n26[label="AdvNP : NP"]; 
-  n31[label="DetQuant : Det"]; 
-  n34[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n15  --  n26  --  n31  --  n34 ;
-}
-n27 -- n15;
-n27 -- n26;
-n32 -- n31;
-n35 -- n34;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n25[label="PrepNP : Adv"]; 
-  n29[label="PossPron : Quant"]; 
-  edge[style="invis"]; 
-  n14  --  n25  --  n29 ;
-}
-n15 -- n14;
-n26 -- n25;
-n31 -- n29;
- 
-subgraph {rank=same;
-  n20[label="in_Prep : Prep"]; 
-  n28[label="i_Pron : Pron"]; 
-  edge[style="invis"]; 
-  n20  --  n28 ;
-}
-n25 -- n20;
-n29 -- n28;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n20 -- n100005;
-n28 -- n100006;
-n34 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_11.png b/src/_grphp_11.png
deleted file mode 100644
index 3eb81685f..000000000
Binary files a/src/_grphp_11.png and /dev/null differ
diff --git a/src/_grphp_12.dot b/src/_grphp_12.dot
deleted file mode 100644
index a038f9206..000000000
--- a/src/_grphp_12.dot
+++ /dev/null
@@ -1,115 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n32[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n30[label="UttS : Utt"]; 
-}
-n32 -- n30;
- 
-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n19[label="SlashVV : VPSlash"]; 
-  n26[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n19  --  n26 ;
-}
-n6 -- n5;
-n27 -- n19;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n18[label="VPSlashPrep : VPSlash"]; 
-  n23[label="DetQuant : Det"]; 
-  n25[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n18  --  n23  --  n25 ;
-}
-n19 -- n7;
-n19 -- n18;
-n26 -- n23;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n16[label="ComplSlash : VP"]; 
-  n17[label="in_Prep : Prep"]; 
-  n21[label="PossPron : Quant"]; 
-  n24[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n16  --  n17  --  n21  --  n24 ;
-}
-n18 -- n16;
-n18 -- n17;
-n23 -- n21;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n9[label="SlashV2a : VPSlash"]; 
-  n15[label="DetCN : NP"]; 
-  n20[label="i_Pron : Pron"]; 
-  edge[style="invis"]; 
-  n9  --  n15  --  n20 ;
-}
-n16 -- n9;
-n16 -- n15;
-n21 -- n20;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n14[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n8  --  n14 ;
-}
-n9 -- n8;
-n15 -- n14;
- 
-subgraph {rank=same;
-  n13[label="apple_N : N"]; 
-}
-n14 -- n13;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n19 -- n100002;
-n8 -- n100003;
-n13 -- n100004;
-n17 -- n100005;
-n20 -- n100006;
-n24 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_12.png b/src/_grphp_12.png
deleted file mode 100644
index d26e2b7dc..000000000
Binary files a/src/_grphp_12.png and /dev/null differ
diff --git a/src/_grphp_13.dot b/src/_grphp_13.dot
deleted file mode 100644
index f9c901059..000000000
--- a/src/_grphp_13.dot
+++ /dev/null
@@ -1,112 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n32[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n30[label="UttS : Utt"]; 
-}
-n32 -- n30;
- 
-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n19[label="VPSlashPrep : VPSlash"]; 
-  n26[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n19  --  n26 ;
-}
-n6 -- n5;
-n27 -- n19;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n17[label="ComplSlash : VP"]; 
-  n18[label="in_Prep : Prep"]; 
-  n23[label="DetQuant : Det"]; 
-  n25[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n17  --  n18  --  n23  --  n25 ;
-}
-n19 -- n17;
-n19 -- n18;
-n26 -- n23;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n10[label="SlashVV : VPSlash"]; 
-  n16[label="DetCN : NP"]; 
-  n21[label="PossPron : Quant"]; 
-  n24[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n10  --  n16  --  n21  --  n24 ;
-}
-n17 -- n10;
-n17 -- n16;
-n23 -- n21;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n15[label="UseN : CN"]; 
-  n20[label="i_Pron : Pron"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n15  --  n20 ;
-}
-n10 -- n7;
-n10 -- n9;
-n16 -- n15;
-n21 -- n20;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n14[label="apple_N : N"]; 
-  edge[style="invis"]; 
-  n8  --  n14 ;
-}
-n9 -- n8;
-n15 -- n14;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n18 -- n100005;
-n20 -- n100006;
-n24 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_13.png b/src/_grphp_13.png
deleted file mode 100644
index fc0636824..000000000
Binary files a/src/_grphp_13.png and /dev/null differ
diff --git a/src/_grphp_14.dot b/src/_grphp_14.dot
deleted file mode 100644
index 1d0462e71..000000000
--- a/src/_grphp_14.dot
+++ /dev/null
@@ -1,115 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n32[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n30[label="UttS : Utt"]; 
-}
-n32 -- n30;
- 
-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n19[label="VPSlashPrep : VPSlash"]; 
-  n26[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n19  --  n26 ;
-}
-n6 -- n5;
-n27 -- n19;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n17[label="ComplVV : VP"]; 
-  n18[label="in_Prep : Prep"]; 
-  n23[label="DetQuant : Det"]; 
-  n25[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n17  --  n18  --  n23  --  n25 ;
-}
-n19 -- n17;
-n19 -- n18;
-n26 -- n23;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n16[label="ComplSlash : VP"]; 
-  n21[label="PossPron : Quant"]; 
-  n24[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n7  --  n16  --  n21  --  n24 ;
-}
-n17 -- n7;
-n17 -- n16;
-n23 -- n21;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n9[label="SlashV2a : VPSlash"]; 
-  n15[label="DetCN : NP"]; 
-  n20[label="i_Pron : Pron"]; 
-  edge[style="invis"]; 
-  n9  --  n15  --  n20 ;
-}
-n16 -- n9;
-n16 -- n15;
-n21 -- n20;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n14[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n8  --  n14 ;
-}
-n9 -- n8;
-n15 -- n14;
- 
-subgraph {rank=same;
-  n13[label="apple_N : N"]; 
-}
-n14 -- n13;
- 
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-  n100005[label="in"]; 
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-  n100007[label="house"]; 
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\ No newline at end of file
diff --git a/src/_grphp_14.png b/src/_grphp_14.png
deleted file mode 100644
index beb5d8411..000000000
Binary files a/src/_grphp_14.png and /dev/null differ
diff --git a/src/_grphp_15.dot b/src/_grphp_15.dot
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index 8546eff94..000000000
--- a/src/_grphp_15.dot
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-  n100007[label="house"]; 
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\ No newline at end of file
diff --git a/src/_grphp_15.png b/src/_grphp_15.png
deleted file mode 100644
index 2f5419413..000000000
Binary files a/src/_grphp_15.png and /dev/null differ
diff --git a/src/_grphp_16.dot b/src/_grphp_16.dot
deleted file mode 100644
index 4d25f9f14..000000000
--- a/src/_grphp_16.dot
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-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
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-n7 -- n100001;
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\ No newline at end of file
diff --git a/src/_grphp_16.png b/src/_grphp_16.png
deleted file mode 100644
index bf8644af2..000000000
Binary files a/src/_grphp_16.png and /dev/null differ
diff --git a/src/_grphp_17.dot b/src/_grphp_17.dot
deleted file mode 100644
index af76f2c54..000000000
--- a/src/_grphp_17.dot
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-subgraph {rank=same;
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-subgraph {rank=same;
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-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
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-n5 -- n100000;
-n7 -- n100001;
-n27 -- n100002;
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-n13 -- n100004;
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\ No newline at end of file
diff --git a/src/_grphp_17.png b/src/_grphp_17.png
deleted file mode 100644
index ab4bbd54d..000000000
Binary files a/src/_grphp_17.png and /dev/null differ
diff --git a/src/_grphp_18.dot b/src/_grphp_18.dot
deleted file mode 100644
index 29d7ec253..000000000
--- a/src/_grphp_18.dot
+++ /dev/null
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-  edge[style="invis"]; 
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-n5 -- n100000;
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\ No newline at end of file
diff --git a/src/_grphp_18.png b/src/_grphp_18.png
deleted file mode 100644
index ac696e005..000000000
Binary files a/src/_grphp_18.png and /dev/null differ
diff --git a/src/_grphp_19.dot b/src/_grphp_19.dot
deleted file mode 100644
index d964f5eee..000000000
--- a/src/_grphp_19.dot
+++ /dev/null
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-n5 -- n100000;
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\ No newline at end of file
diff --git a/src/_grphp_19.png b/src/_grphp_19.png
deleted file mode 100644
index 669d8758a..000000000
Binary files a/src/_grphp_19.png and /dev/null differ
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deleted file mode 100644
index f7420f04a..000000000
--- a/src/_grphp_2.dot
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-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
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\ No newline at end of file
diff --git a/src/_grphp_2.png b/src/_grphp_2.png
deleted file mode 100644
index f3f85e66d..000000000
Binary files a/src/_grphp_2.png and /dev/null differ
diff --git a/src/_grphp_20.dot b/src/_grphp_20.dot
deleted file mode 100644
index 606c84eb2..000000000
--- a/src/_grphp_20.dot
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-  n100007[label="house"]; 
-  edge[style="invis"]; 
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\ No newline at end of file
diff --git a/src/_grphp_20.png b/src/_grphp_20.png
deleted file mode 100644
index 024f1d19c..000000000
Binary files a/src/_grphp_20.png and /dev/null differ
diff --git a/src/_grphp_21.dot b/src/_grphp_21.dot
deleted file mode 100644
index 34d7220a5..000000000
--- a/src/_grphp_21.dot
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@@ -1,130 +0,0 @@
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-subgraph {rank=same;
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-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
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-n5 -- n100000;
-n7 -- n100001;
-n29 -- n100002;
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-n13 -- n100004;
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\ No newline at end of file
diff --git a/src/_grphp_21.png b/src/_grphp_21.png
deleted file mode 100644
index dc5866f90..000000000
Binary files a/src/_grphp_21.png and /dev/null differ
diff --git a/src/_grphp_22.dot b/src/_grphp_22.dot
deleted file mode 100644
index fdcc17022..000000000
--- a/src/_grphp_22.dot
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-  edge[style="invis"]; 
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-n5 -- n100000;
-n7 -- n100001;
-n34 -- n100002;
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\ No newline at end of file
diff --git a/src/_grphp_22.png b/src/_grphp_22.png
deleted file mode 100644
index 0a5930649..000000000
Binary files a/src/_grphp_22.png and /dev/null differ
diff --git a/src/_grphp_23.dot b/src/_grphp_23.dot
deleted file mode 100644
index 0e96566f2..000000000
--- a/src/_grphp_23.dot
+++ /dev/null
@@ -1,131 +0,0 @@
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-n5 -- n100000;
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\ No newline at end of file
diff --git a/src/_grphp_23.png b/src/_grphp_23.png
deleted file mode 100644
index 5bba7eee0..000000000
Binary files a/src/_grphp_23.png and /dev/null differ
diff --git a/src/_grphp_24.dot b/src/_grphp_24.dot
deleted file mode 100644
index ce36085e1..000000000
--- a/src/_grphp_24.dot
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@@ -1,135 +0,0 @@
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-subgraph {rank=same;
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-  edge[style="invis"]; 
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-n5 -- n100000;
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\ No newline at end of file
diff --git a/src/_grphp_24.png b/src/_grphp_24.png
deleted file mode 100644
index b35277b99..000000000
Binary files a/src/_grphp_24.png and /dev/null differ
diff --git a/src/_grphp_25.dot b/src/_grphp_25.dot
deleted file mode 100644
index d20ba831e..000000000
--- a/src/_grphp_25.dot
+++ /dev/null
@@ -1,115 +0,0 @@
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-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="ComplVV : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n7[label="want_VV : VV"]; 
-  n26[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n5  --  n7  --  n26 ;
-}
-n6 -- n5;
-n27 -- n7;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n18[label="VPSlashPrep : VPSlash"]; 
-  n25[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n18  --  n25 ;
-}
-n26 -- n18;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n16[label="ComplSlash : VP"]; 
-  n17[label="in_Prep : Prep"]; 
-  n22[label="DetQuant : Det"]; 
-  n24[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n16  --  n17  --  n22  --  n24 ;
-}
-n18 -- n16;
-n18 -- n17;
-n25 -- n22;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n9[label="SlashV2a : VPSlash"]; 
-  n15[label="DetCN : NP"]; 
-  n20[label="PossPron : Quant"]; 
-  n23[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n9  --  n15  --  n20  --  n23 ;
-}
-n16 -- n9;
-n16 -- n15;
-n22 -- n20;
-n24 -- n23;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n14[label="UseN : CN"]; 
-  n19[label="i_Pron : Pron"]; 
-  edge[style="invis"]; 
-  n8  --  n14  --  n19 ;
-}
-n9 -- n8;
-n15 -- n14;
-n20 -- n19;
- 
-subgraph {rank=same;
-  n13[label="apple_N : N"]; 
-}
-n14 -- n13;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n27 -- n100002;
-n8 -- n100003;
-n13 -- n100004;
-n17 -- n100005;
-n19 -- n100006;
-n23 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_25.png b/src/_grphp_25.png
deleted file mode 100644
index ec09f696a..000000000
Binary files a/src/_grphp_25.png and /dev/null differ
diff --git a/src/_grphp_3.dot b/src/_grphp_3.dot
deleted file mode 100644
index 43a2f73f6..000000000
--- a/src/_grphp_3.dot
+++ /dev/null
@@ -1,115 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n32[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n30[label="UttS : Utt"]; 
-}
-n32 -- n30;
- 
-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n26[label="AdvNP : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n26 ;
-}
-n6 -- n5;
-n27 -- n10;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n16[label="DetCN : NP"]; 
-  n25[label="PrepNP : Adv"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n16  --  n25 ;
-}
-n10 -- n7;
-n10 -- n9;
-n26 -- n16;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n15[label="UseN : CN"]; 
-  n17[label="in_Prep : Prep"]; 
-  n24[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n8  --  n15  --  n17  --  n24 ;
-}
-n9 -- n8;
-n16 -- n15;
-n25 -- n17;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n21[label="DetQuant : Det"]; 
-  n23[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n14  --  n21  --  n23 ;
-}
-n15 -- n14;
-n24 -- n21;
-n24 -- n23;
- 
-subgraph {rank=same;
-  n19[label="PossPron : Quant"]; 
-  n22[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n19  --  n22 ;
-}
-n21 -- n19;
-n23 -- n22;
- 
-subgraph {rank=same;
-  n18[label="i_Pron : Pron"]; 
-}
-n19 -- n18;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n17 -- n100005;
-n18 -- n100006;
-n22 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_3.png b/src/_grphp_3.png
deleted file mode 100644
index b0880d7ae..000000000
Binary files a/src/_grphp_3.png and /dev/null differ
diff --git a/src/_grphp_4.dot b/src/_grphp_4.dot
deleted file mode 100644
index 4d5525f31..000000000
--- a/src/_grphp_4.dot
+++ /dev/null
@@ -1,120 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n32[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n30[label="UttS : Utt"]; 
-}
-n32 -- n30;
- 
-subgraph {rank=same;
-  n29[label="UseCl : S"]; 
-}
-n30 -- n29;
- 
-subgraph {rank=same;
-  n28[label="PredVP : Cl"]; 
-}
-n29 -- n28;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n27[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n27 ;
-}
-n28 -- n6;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n26[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n26 ;
-}
-n6 -- n5;
-n27 -- n10;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n25[label="AdvCN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n25 ;
-}
-n10 -- n7;
-n10 -- n9;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n15[label="UseN : CN"]; 
-  n24[label="PrepNP : Adv"]; 
-  edge[style="invis"]; 
-  n8  --  n15  --  n24 ;
-}
-n9 -- n8;
-n25 -- n15;
-n25 -- n24;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n16[label="in_Prep : Prep"]; 
-  n23[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n14  --  n16  --  n23 ;
-}
-n15 -- n14;
-n24 -- n16;
-n24 -- n23;
- 
-subgraph {rank=same;
-  n20[label="DetQuant : Det"]; 
-  n22[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n20  --  n22 ;
-}
-n23 -- n20;
-n23 -- n22;
- 
-subgraph {rank=same;
-  n18[label="PossPron : Quant"]; 
-  n21[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n18  --  n21 ;
-}
-n20 -- n18;
-n22 -- n21;
- 
-subgraph {rank=same;
-  n17[label="i_Pron : Pron"]; 
-}
-n18 -- n17;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n16 -- n100005;
-n17 -- n100006;
-n21 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_4.png b/src/_grphp_4.png
deleted file mode 100644
index 08cbd6496..000000000
Binary files a/src/_grphp_4.png and /dev/null differ
diff --git a/src/_grphp_5.dot b/src/_grphp_5.dot
deleted file mode 100644
index 327debdfc..000000000
--- a/src/_grphp_5.dot
+++ /dev/null
@@ -1,127 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n37[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n35[label="UttS : Utt"]; 
-}
-n37 -- n35;
- 
-subgraph {rank=same;
-  n34[label="UseCl : S"]; 
-}
-n35 -- n34;
- 
-subgraph {rank=same;
-  n33[label="PredVP : Cl"]; 
-}
-n34 -- n33;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n32[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n32 ;
-}
-n33 -- n6;
-n33 -- n32;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n31[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n31 ;
-}
-n6 -- n5;
-n32 -- n10;
-n32 -- n31;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n30[label="ApposCN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n30 ;
-}
-n10 -- n7;
-n10 -- n9;
-n31 -- n30;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n15[label="UseN : CN"]; 
-  n29[label="AdvNP : NP"]; 
-  edge[style="invis"]; 
-  n8  --  n15  --  n29 ;
-}
-n9 -- n8;
-n30 -- n15;
-n30 -- n29;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n28[label="PrepNP : Adv"]; 
-  edge[style="invis"]; 
-  n14  --  n28 ;
-}
-n15 -- n14;
-n29 -- n28;
- 
-subgraph {rank=same;
-  n20[label="in_Prep : Prep"]; 
-  n27[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n20  --  n27 ;
-}
-n28 -- n20;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n24[label="DetQuant : Det"]; 
-  n26[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n24  --  n26 ;
-}
-n27 -- n24;
-n27 -- n26;
- 
-subgraph {rank=same;
-  n22[label="PossPron : Quant"]; 
-  n25[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n22  --  n25 ;
-}
-n24 -- n22;
-n26 -- n25;
- 
-subgraph {rank=same;
-  n21[label="i_Pron : Pron"]; 
-}
-n22 -- n21;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n20 -- n100005;
-n21 -- n100006;
-n25 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_5.png b/src/_grphp_5.png
deleted file mode 100644
index 4e1cfec49..000000000
Binary files a/src/_grphp_5.png and /dev/null differ
diff --git a/src/_grphp_6.dot b/src/_grphp_6.dot
deleted file mode 100644
index cda87a72e..000000000
--- a/src/_grphp_6.dot
+++ /dev/null
@@ -1,117 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n37[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n35[label="UttS : Utt"]; 
-}
-n37 -- n35;
- 
-subgraph {rank=same;
-  n34[label="UseCl : S"]; 
-}
-n35 -- n34;
- 
-subgraph {rank=same;
-  n33[label="PredVP : Cl"]; 
-}
-n34 -- n33;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n32[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n32 ;
-}
-n33 -- n6;
-n33 -- n32;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n31[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n31 ;
-}
-n6 -- n5;
-n32 -- n10;
-n32 -- n31;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n30[label="ApposCN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n30 ;
-}
-n10 -- n7;
-n10 -- n9;
-n31 -- n30;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n22[label="AdvCN : CN"]; 
-  n29[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n8  --  n22  --  n29 ;
-}
-n9 -- n8;
-n30 -- n22;
-n30 -- n29;
- 
-subgraph {rank=same;
-  n15[label="UseN : CN"]; 
-  n21[label="PrepNP : Adv"]; 
-  n26[label="DetQuant : Det"]; 
-  n28[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n15  --  n21  --  n26  --  n28 ;
-}
-n22 -- n15;
-n22 -- n21;
-n29 -- n26;
-n29 -- n28;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n16[label="in_Prep : Prep"]; 
-  n24[label="PossPron : Quant"]; 
-  n27[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n14  --  n16  --  n24  --  n27 ;
-}
-n15 -- n14;
-n21 -- n16;
-n26 -- n24;
-n28 -- n27;
- 
-subgraph {rank=same;
-  n23[label="i_Pron : Pron"]; 
-}
-n24 -- n23;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n16 -- n100005;
-n23 -- n100006;
-n27 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_6.png b/src/_grphp_6.png
deleted file mode 100644
index 8d1cdd70c..000000000
Binary files a/src/_grphp_6.png and /dev/null differ
diff --git a/src/_grphp_7.dot b/src/_grphp_7.dot
deleted file mode 100644
index 39a1d79a3..000000000
--- a/src/_grphp_7.dot
+++ /dev/null
@@ -1,121 +0,0 @@
-graph {
-edge[style="solid"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n42[label="PhrUtt : Phr"]; 
-}
- 
-subgraph {rank=same;
-  n40[label="UttS : Utt"]; 
-}
-n42 -- n40;
- 
-subgraph {rank=same;
-  n39[label="UseCl : S"]; 
-}
-n40 -- n39;
- 
-subgraph {rank=same;
-  n38[label="PredVP : Cl"]; 
-}
-n39 -- n38;
- 
-subgraph {rank=same;
-  n6[label="UsePron : NP"]; 
-  n37[label="ComplSlash : VP"]; 
-  edge[style="invis"]; 
-  n6  --  n37 ;
-}
-n38 -- n6;
-n38 -- n37;
- 
-subgraph {rank=same;
-  n5[label="i_Pron : Pron"]; 
-  n10[label="SlashVV : VPSlash"]; 
-  n36[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n5  --  n10  --  n36 ;
-}
-n6 -- n5;
-n37 -- n10;
-n37 -- n36;
- 
-subgraph {rank=same;
-  n7[label="want_VV : VV"]; 
-  n9[label="SlashV2a : VPSlash"]; 
-  n35[label="ApposCN : CN"]; 
-  edge[style="invis"]; 
-  n7  --  n9  --  n35 ;
-}
-n10 -- n7;
-n10 -- n9;
-n36 -- n35;
- 
-subgraph {rank=same;
-  n8[label="eat_V2 : V2"]; 
-  n27[label="ApposCN : CN"]; 
-  n34[label="DetCN : NP"]; 
-  edge[style="invis"]; 
-  n8  --  n27  --  n34 ;
-}
-n9 -- n8;
-n35 -- n27;
-n35 -- n34;
- 
-subgraph {rank=same;
-  n15[label="UseN : CN"]; 
-  n26[label="AdvNP : NP"]; 
-  n31[label="DetQuant : Det"]; 
-  n33[label="UseN : CN"]; 
-  edge[style="invis"]; 
-  n15  --  n26  --  n31  --  n33 ;
-}
-n27 -- n15;
-n27 -- n26;
-n34 -- n31;
-n34 -- n33;
- 
-subgraph {rank=same;
-  n14[label="apple_N : N"]; 
-  n25[label="PrepNP : Adv"]; 
-  n29[label="PossPron : Quant"]; 
-  n32[label="house_N : N"]; 
-  edge[style="invis"]; 
-  n14  --  n25  --  n29  --  n32 ;
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-n15 -- n14;
-n26 -- n25;
-n31 -- n29;
-n33 -- n32;
- 
-subgraph {rank=same;
-  n20[label="in_Prep : Prep"]; 
-  n28[label="i_Pron : Pron"]; 
-  edge[style="invis"]; 
-  n20  --  n28 ;
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-n25 -- n20;
-n29 -- n28;
- 
-edge[style="dashed"]; node[shape="plaintext"]; 
-subgraph {rank=same;
-  n100000[label="I"]; 
-  n100001[label="want"]; 
-  n100002[label="to"]; 
-  n100003[label="eat"]; 
-  n100004[label="apples"]; 
-  n100005[label="in"]; 
-  n100006[label="my"]; 
-  n100007[label="house"]; 
-  edge[style="invis"]; 
-  n100000  --  n100001  --  n100002  --  n100003  --  n100004  --  n100005  --  n100006  --  n100007 ;
-}
-n5 -- n100000;
-n7 -- n100001;
-n10 -- n100002;
-n8 -- n100003;
-n14 -- n100004;
-n20 -- n100005;
-n28 -- n100006;
-n32 -- n100007;
- 
-}
\ No newline at end of file
diff --git a/src/_grphp_7.png b/src/_grphp_7.png
deleted file mode 100644
index defbc69ed..000000000
Binary files a/src/_grphp_7.png and /dev/null differ
diff --git a/src/_grphp_8.dot b/src/_grphp_8.dot
deleted file mode 100644
index 58e29ec4c..000000000
--- a/src/_grphp_8.dot
+++ /dev/null
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diff --git a/src/_grphp_8.png b/src/_grphp_8.png
deleted file mode 100644
index 0ae05de3d..000000000
Binary files a/src/_grphp_8.png and /dev/null differ
diff --git a/src/_grphp_9.dot b/src/_grphp_9.dot
deleted file mode 100644
index ba9d24dcb..000000000
--- a/src/_grphp_9.dot
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\ No newline at end of file
diff --git a/src/_grphp_9.png b/src/_grphp_9.png
deleted file mode 100644
index dabf0b277..000000000
Binary files a/src/_grphp_9.png and /dev/null differ
diff --git a/src/_grphp_all.pdf b/src/_grphp_all.pdf
deleted file mode 100644
index d1a2a29a3..000000000
Binary files a/src/_grphp_all.pdf and /dev/null differ
diff --git a/src/_grpht_1.dot b/src/_grpht_1.dot
deleted file mode 100644
index 36bedb95d..000000000
--- a/src/_grpht_1.dot
+++ /dev/null
@@ -1,39 +0,0 @@
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diff --git a/src/_grpht_1.png b/src/_grpht_1.png
deleted file mode 100644
index 03976d8f7..000000000
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