redesigned the Verb, VerbPhrase, Cl and RCL so as to check for empty tense Markers and hence correct errors with Copulative statements. The Problem with Numeral still remains

src/rukiga/CatCgg.gf

@@ -65,6 +65,8 @@ lincat
       perf :Str; 
       root : Str;
       --morphs : Res.VFormMini => Res.VerbMorphPos =>Str;
+      isPresBlank :Bool;
+      isPerfBlank : Bool;
       compl : Str; -- after verb: complement, adverbs
       isCompApStem : Bool;
       whichRel: Res.RForm
@@ -78,6 +80,8 @@ lincat
         pres: Str;
         perf:Str;
         --morphs : Res.VFormMini => Res.VerbMorphPos =>Str; --; compl : Str -- after verb: complement, adverbs                              
+        isPresBlank : Bool;
+        isPerfBlank : Bool;
         ap:Str;
         isRegular:Bool;
         adv:Str;

src/rukiga/DictCggAbs.gf

@@ -1,4 +1,4 @@
-abstract DictEngAbs = Cat ** {
+abstract DictCggAbs = Cat ** {
 
 {- --beginning of comment
 

src/rukiga/ExtraCatAbs.gf

@@ -0,0 +1,5 @@
+abstract ExtraCatAbs = Cat **{
+	cat
+		TenseExtra;
+		TempExtra;
+}

src/rukiga/ExtraCggAbs.gf

@@ -0,0 +1,16 @@
+abstract ExtraCggAbs = Cat **{
+
+-- there is a default linearization for abstract 
+-- categories Tense and Temp
+-- these in TenseX
+--
+	cat
+		AllTenses;
+		--TempExtra;
+	fun
+		UseClExtra    : TempExtra -> Pol -> Cl  -> S ;   -- she had not slept
+    	UseQClExtra   : TempExtra -> Pol -> QCl -> QS ;  -- who had not slept
+    	UseRClExtra   : TempExtra -> Pol -> RCl -> RS ;  -- that had not slept
+    	UseSlashExtra : TempExtra -> Pol -> ClSlash -> SSlash ; -- (that) she had not seen
+
+}

src/rukiga/ExtraCggAbsCgg.gf

@@ -0,0 +1,14 @@
+concrete ExtraCggAbsCgg of ExtraCggAbs = CatCgg 
+ open (R=ResCgg), (P=ParamX) in {
+
+ 	lincat
+ 		AllTenses =  {s : Str ; t : P.Tense; tExtra : R.TensesExtra } ;
+ 		TempExtra = {s : Str ; t : R.TensesExtra } ;
+ 		--TempExtraWithAspects  = {s : Str ; t : P.Tense ; a : R.AspectsExtra } ;
+ 	fun
+ 		UseClExtra    : TempTempExtra -> Pol -> Cl  -> S ;   -- she had not slept
+    	UseQClExtra   : TempTempExtra -> Pol -> QCl -> QS ;  -- who had not slept
+    	UseRClExtra   : TempTempExtra -> Pol -> RCl -> RS ;  -- that had not slept
+    	UseSlashExtra : TempTempExtra -> Pol -> ClSlash -> SSlash ; -- (that) she had not seen
+
+}

src/rukiga/LexiconCgg.gf

@@ -145,7 +145,7 @@ lin
   
   --today_Adv = mkAdv "erizooba" AgrNo;
 
-  father_N2 = mkN2 (mkN "tata" MU_BA) (lin Prep (mkPrep [] [] True)) ;
+  father_N2 = mkN2 (mkN "tata" ZERO_BAA) (lin Prep (mkPrep [] [] True)) ;
 
   distance_N3 = mkN3 (mkN "orugyendo" ZERO_BU) (lin Prep (mkPrep "kurunga" "" False)) (lin Prep (mkPrep "mpáka" "" False)); --could orugyendo work in its place?
   

src/rukiga/QuestionCgg.gf

@@ -7,6 +7,7 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
 
   lin
      --QuestCl     : Cl -> QCl ;            -- does John walk
+
      QuestCl cl = cl ** {posibleSubAgr = mkSubjCliticTable};
      --QuestVP     : IP -> VP -> QCl ;      -- who walks
     
@@ -17,6 +18,8 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
       root = vp.s;
       pres = vp.pres;
       perf = vp.perf;
+      isPresBlank = vp.isPresBlank;
+      isPerfBlank = vp.isPerfBlank;
       --morphs = vp.morphs;
       {-
       inf  : Str;
@@ -45,6 +48,8 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
               root = clSlash.s;
               pres = clSlash.pres;
               perf = clSlash.perf;
+              isPresBlank = clSlash.isPresBlank;
+              isPerfBlank = clSlash.isPerfBlank;
               --morphs = clSlash.morphs;
               {-
               inf  : Str;
@@ -66,6 +71,8 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
               pres = cl.pres;
               perf = cl.perf;
               --morphs = cl.morphs;
+              isPresBlank = cl.isPresBlank;
+              isPerfBlank = cl.isPerfBlank;
               {-
               inf  : Str;
               pres  : Str; 
@@ -90,6 +97,8 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
                                                       pres = be_Copula.pres;
                                                       perf = be_Copula.perf;
                                                       --morphs = be_Copula.morphs;
+                                                      isPresBlank = be_Copula.isPresBlank;
+                                                      isPerfBlank = be_Copula.isPerfBlank;
                                                       {-
                                                       inf  : Str;
                                                       pres  : Str; 
@@ -108,6 +117,8 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
                                                       pres = be_Copula.pres;
                                                       perf = be_Copula.perf;
                                                       --morphs = be_Copula.morphs;
+                                                      isPresBlank = be_Copula.isPresBlank;
+                                                      isPerfBlank = be_Copula.isPerfBlank;
                                                       {-
                                                       inf  : Str;
                                                       pres  : Str; 
@@ -126,6 +137,8 @@ concrete QuestionCgg of Question = CatCgg ** open ResCgg, Prelude in {
                                               pres = be_Copula.pres;
                                               perf = be_Copula.perf;
                                               --morphs = be_Copula.morphs;
+                                              isPresBlank = be_Copula.isPresBlank;
+                                              isPerfBlank = be_Copula.isPerfBlank;
                                               {-
                                               inf  : Str;
                                               pres  : Str; 

src/rukiga/RelativeCgg.gf

@@ -32,6 +32,8 @@ lin
       perf =cl.perf;
       root = cl.root;
       --morphs = cl.morphs;
+      isPresBlank = cl.isPresBlank;
+      isPerfBlank = cl.isPerfBlank;
       compl =cl.compl;
       isCompApStem = False;
       whichRel = Such_That;                             
@@ -52,6 +54,8 @@ lin
       perf =vp.perf;
       root = vp.s;
       --morphs = vp.morphs;
+      isPresBlank = vp.isPresBlank;
+      isPerfBlank = vp.isPerfBlank;
       compl =vp.comp;
       isCompApStem = vp.isCompApStem;
       whichRel = RF RSubj;                           
@@ -76,9 +80,11 @@ lin
 		      rp = rp.s;
 		      --rObjVariant2 = rp.rObjVariant2;
 		      pres   = clSlash.pres;
-	          perf   = clSlash.perf;
+	        perf   = clSlash.perf;
 		      root   = clSlash.root;
 		      --morphs = clSlash.morphs;
+          isPresBlank = clSlash.isPresBlank;
+          isPerfBlank = clSlash.isPerfBlank;
 		      compl  = comp;
 		      isCompApStem = isCompApStem;
 		      whichRel = RF RObj;                           

src/rukiga/ResCgg.gf

@@ -62,6 +62,13 @@ param
   -- may not need it
   NounCat = ComNoun | PropNoun; --prepositions agree with nouns to form adverbial Phrases
   PrepForm = Form1 | Form2; -- omu and omuri, aha, ahari
+  -- for Extra Tenses not implemented
+  -- would be better if I had alliases
+  TensesExtra = RemotePast | ImmediatePast | RemoteFuture;
+
+  -- for Extra Aspects not implemented
+  -- would be better if I had alliases
+  Aspect = Performative | Perfect | Resultative | Retrospective | Habitual | Progressive | Persitive; 
 {-
 	Complete = Nouns with IV, 
 	Incomplete = Nouns without IV: important for use with pre-determiners
@@ -100,6 +107,8 @@ oper
     	s = rad;
     	pres = end1;
     	perf = end2;
+      isPresBlank = False;
+      isPerfBlank =  False;
     	--morphs = mkVerbMorphs;
     	isRegular = False;
 	};
@@ -109,6 +118,8 @@ oper
     	pres = "a";
     	perf = "ire";
     	--morphs = mkVerbMorphs;
+      isPresBlank = False;
+      isPerfBlank = False;
     	isRegular = True;
 	};
   
@@ -1105,6 +1116,8 @@ mkSubjPrefix : Agreement -> Str =\a ->case a of {
                       pres:Str; 
                       perf:Str; 
                       --morphs: VFormMini => VerbMorphPos=> Str; 
+                      isPresBlank : Bool;
+                      isPerfBlank : Bool;
                       isRegular:Bool
                     };
       
@@ -1140,6 +1153,8 @@ mkSubjPrefix : Agreement -> Str =\a ->case a of {
       						pres:Str; 
       						perf:Str; 
       						--morphs: VMorphs ;
+                  isPresBlank : Bool;
+                  isPerfBlank : Bool;
       						isRegular:Bool;
       						comp:Str ; 
       						comp2:Str;
@@ -1178,12 +1193,16 @@ mkSubjPrefix : Agreement -> Str =\a ->case a of {
           pres=[]; 
           perf=[]; 
           --morphs= mkVerbMorphs;
+          isPresBlank = True;
+          isPerfBlank = True;
           isRegular=False
         };
        mkBecome  :  Verb  ={
          	s = "b" ; 
           pres="a"; 
           perf="ire";
+          isPresBlank = False;
+          isPerfBlank = False;
           --morphs= mkVerbMorphs; 
           isRegular=False
         };
@@ -1340,6 +1359,8 @@ mkSubjPrefix : Agreement -> Str =\a ->case a of {
   					pres:Str; 
   					perf:Str; 
   					--morphs: VMorphs;
+            isPresBlank : Bool;
+            isPerfBlank : Bool; 
   					comp: Str; 
   					comp2:Str; 
   					ap:Str; 
@@ -1362,6 +1383,8 @@ mkSubjPrefix : Agreement -> Str =\a ->case a of {
 	      root : Str;
 	      pres: Str;
 	      perf: Str;
+        isPresBlank : Bool;
+        isPerfBlank : Bool;
 	      --morphs : VFormMini => VerbMorphPos =>Str;
 	      {-
 	      inf  : Str;
@@ -1373,7 +1396,10 @@ mkSubjPrefix : Agreement -> Str =\a ->case a of {
 	      -}
 	      compl : Str -- after verb: complement, adverbs
 	      } ;
-  Comp : Type = {s:Str};
+param 
+  CompSource = NounP | ADverb | AdjP | CommonNoun;
+oper
+  Comp : Type = {s:Str; source : CompSource };
 
 
   --Conjunctions

src/rukiga/SentenceCgg.gf

@@ -24,54 +24,110 @@ lin
                 compl = cl.compl
                 in 
   case <temp.t,temp.a, pol.p> of {
-      <Pres,Simul, Pos> => {s = subj ++ clitic ++ --Predef.BIND ++ 
+      <Pres,Simul, Pos> => case cl.isPresBlank of { 
-              root ++ Predef.BIND ++ presRestOfVerb ++ compl};
+                                  True  => {s = subj ++ clitic ++ root  ++ compl};
+                                  False => {s = subj ++ clitic ++ root  ++ Predef.BIND ++ compl}
+                          };
       {-Note: when I use pol.s instead of ti, the word alignment instead becomes worse-}
-      <Pres,Simul, Neg> => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ --Predef.BIND ++ 
+      <Pres,Simul, Neg> => case cl.isPresBlank of { 
-                root ++ presRestOfVerb ++ compl};
+                                  True  => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ root ++ compl};
-      <Pres,Anter, Pos> => {s = subj ++ clitic ++ --Predef.BIND ++ 
+                                  False => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++
-                vMorphs!VFPresAnt!TAMarker ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl};        
+                                              root ++ Predef.BIND ++ presRestOfVerb ++ compl}
-      <Pres,Anter, Neg> =>{s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ --Predef.BIND ++ 
+                            };
-                  vMorphs!VFPresAnt!TAMarker ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl};
+      <Pres,Anter, Pos> => case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ clitic ++ root ++ compl};
+                                  False => {s = subj ++  clitic ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                            };        
+      <Pres,Anter, Neg> => case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ clitic ++ root  ++ compl};
+                                  False => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ 
+                                              root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                            };
 
 
-      <Past,Simul, Pos> => {s = subj ++ clitic ++ --Predef.BIND ++ 
+      <Past,Simul, Pos> => case cl.isPerfBlank of { 
-              root ++ Predef.BIND ++ pastRestOfVerb ++ compl};
+                                  True  => {s = subj ++ clitic ++ "ka" ++ Predef.BIND ++ root  ++ compl};
+                                  False => {s = subj ++ clitic  ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                          };
       {-Note: when I use pol.s instead of ti, the word alignment instead becomes worse-}
-      <Past,Simul, Neg> => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ --Predef.BIND ++ 
+      <Past,Simul, Neg> => case cl.isPerfBlank of { 
-                root ++ pastRestOfVerb ++ compl};
+                                  True  => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ root  ++ compl};
-      <Past,Anter, Pos> => {s = subj ++ clitic ++ "bire" ++ clitic ++ --Predef.BIND ++ 
+                                  False => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ 
-                vMorphs!VFPastAnt!TAMarker ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl};        
+                                              root ++ pastRestOfVerb ++ compl}
-      <Past,Anter, Neg> =>{s = subj ++  clitic ++ "bire" ++ clitic ++ "ta"--Predef.BIND ++ ant!TAMarker 
+                                };
-                ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl};
+
+      <Past,Anter, Pos> => case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ clitic ++ "kaba" ++Predef.BIND ++ clitic ++
+                                               root ++  compl};
+                                  False => {s = subj ++ clitic ++ "kaba" ++ clitic ++  "a" ++ Predef.BIND ++ 
+                                                root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                              };       
+      <Past,Anter, Neg> =>case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ clitic ++ "ka" ++Predef.BIND ++ clitic ++
+                                               root ++  compl};
+                                  False => {s = subj ++ clitic ++ "kaba" ++ clitic ++  "taa" ++ Predef.BIND ++ 
+                                                root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                              };
+
+      <Fut,Simul, Pos> => case cl.isPresBlank of { 
+                                  True  => {s = subj ++ "ni" ++ Predef.BIND ++clitic ++ "za ku" ++ Predef.BIND ++  --choice of za over ija
+                                            root ++ compl};
+                                  False => {s = subj ++ "ni" ++ Predef.BIND ++clitic ++ "za ku" ++ Predef.BIND ++  --choice of za over ija
+              root ++ Predef.BIND ++ presRestOfVerb ++ compl}
+                              };
+
       
-      <Fut,Simul, Pos> => {s = subj ++ "ni" ++ Predef.BIND ++clitic ++ "za ku" ++ Predef.BIND ++  --choice of za over ija
-              root ++ Predef.BIND ++ presRestOfVerb ++ compl};
       {-Note: when I use pol.s instead of ti, the word alignment instead becomes worse-}
-      <Fut,Simul, Neg> => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ "kuza ku" ++ Predef.BIND ++ 
+      <Fut,Simul, Neg> => case cl.isPresBlank of { 
-                root ++ presRestOfVerb ++ compl};
+                                  True  => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ "kuza ku" ++ Predef.BIND ++ 
-      <Fut,Anter, Pos> => {s = subj ++ "ni" ++ Predef.BIND ++clitic ++ "za kuba" ++ Predef.BIND ++  --choice of za over ija
+                                            root ++ compl};
-              root ++ Predef.BIND ++ pastRestOfVerb ++ compl};        
+                                  False => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ "kuza ku" ++ Predef.BIND ++ 
-      <Fut,Anter, Neg> =>{s = subj ++ "ni" ++ Predef.BIND ++ clitic ++ "za kuba" ++ clitic ++ "taka" ++ Predef.BIND ++ 
+                                            root ++ BIND ++ presRestOfVerb ++ compl}
-                root ++ pastRestOfVerb ++ compl};
+                              };
+      <Fut,Anter, Pos> => case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ "ni" ++ Predef.BIND ++clitic ++ "za kuba" ++ Predef.BIND ++ clitic ++ --choice of za over ija
+                                            root ++ Predef.BIND ++ "ire" ++ compl};
+                                  False => {s = subj ++ "ni" ++ Predef.BIND ++clitic ++ "za kuba" ++ Predef.BIND ++ clitic ++ --choice of za over ija
+                                            root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                              };
              
-
+      <Fut,Anter, Neg> => case cl.isPerfBlank of { 
-      <Cond,Simul, Pos> => {s = subj ++ clitic ++ "kaa" ++Predef.BIND ++ 
+                                  True  => {s = subj ++ "ni" ++ Predef.BIND ++ clitic ++ "za kuba" ++ clitic  ++ Predef.BIND ++ 
-              root ++ Predef.BIND ++ presRestOfVerb ++ compl};
+                                              root ++ "ire" ++ compl};
+                                  False => {s = subj ++ "ni" ++ Predef.BIND ++ clitic ++ "za kuba" ++ clitic ++ "taka" ++ Predef.BIND ++ 
+                                              root ++ pastRestOfVerb ++ compl}
+                              };
+      <Cond,Simul, Pos> => case cl.isPresBlank of { 
+                                  True  => {s = subj ++ clitic ++ "kaa" ++Predef.BIND ++ root ++ compl};
+                                  False => {s = subj ++ clitic ++ "kaa" ++Predef.BIND ++ 
+                                              root ++ Predef.BIND ++ presRestOfVerb ++ compl}
+                              };
       {-Note: when I use pol.s instead of ti, the word alignment instead becomes worse-}
-      <Cond,Simul, Neg> => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ "kaa" ++ Predef.BIND ++ 
+      <Cond,Simul, Neg> =>case cl.isPresBlank of { 
-                root ++ presRestOfVerb ++ compl};
+                                  True  => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ "kaa" ++ Predef.BIND ++ 
-      <Cond,Anter, Pos> => {s = subj ++ clitic ++ "kaa"--Predef.BIND ++ 
+                                              root ++ "ire" ++ compl};
-                ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl};        
+                                  False => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++ "kaa" ++ Predef.BIND ++ 
-      <Cond,Anter, Neg> =>{s = subj ++ "ti" ++ Predef.BIND ++ clitic ++  "kaa" ++Predef.BIND 
+                                              root ++ presRestOfVerb ++ compl}
+                              }; 
+
+      <Cond,Anter, Pos> => case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ clitic ++ "kaa" ++ root ++  compl};
+                                  False => {s = subj ++ clitic ++ "kaa" ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                              };
+
+      <Cond,Anter, Neg> =>case cl.isPerfBlank of { 
+                                  True  => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++  "kaa" ++Predef.BIND 
+                   ++ root ++ Predef.BIND ++ "ire" ++ compl};
+                                  False => {s = subj ++ "ti" ++ Predef.BIND ++ clitic ++  "kaa" ++Predef.BIND 
                    ++ root ++ Predef.BIND ++ pastRestOfVerb ++ compl}
+                              }
     };  --: Temp -> Pol -> QCl  -> QS ; -- has John walked
 
   -- These are the 2 x 4 x 4 = 16 forms generated by different
   -- combinations of tense, polarity, and
   -- anteriority, which are defined in [``Common`` Common.html].
   UseQCl   = UseCl; -- : Temp -> Pol -> Cl   -> S ;  -- John has not walked
-  QuestCl qcl = qcl;  --: Cl -> QCl ; -- does John (not) walk
+  
 
   --UseRCl   : Temp -> Pol -> RCl -> RS ;  -- that had not slept
   UseRCl temp pol rcl = let 
@@ -231,6 +287,8 @@ lin
                         perf = vp.perf;
                         root = vp.s;
                         --morphs = vp.morphs;
+                        isPresBlank = vp.isPresBlank;
+                        isPerfBlank = vp.isPerfBlank;
                         {-
                         inf  = mkVerbInrf vp.root;
                       pres  = mkVerbPres vp.root; 
@@ -248,6 +306,8 @@ lin
                         perf = vp.perf;
                         root = vp.s;
                         --morphs = vp.morphs;
+                        isPresBlank = vp.isPresBlank;
+                        isPerfBlank = vp.isPerfBlank;
                         {-
                         inf  = mkVerbInrf vp.root;
                       pres  = mkVerbPres vp.root; 
@@ -256,7 +316,7 @@ lin
                       pastPart  = mkVerbPastPart vp.root;                              -- subject
                       -}
                       --root = vp.root ;
-                        compl = mkSubjClitic np.agr ++ Predef.BIND ++ vp.comp --mkSubjClitic np.agr ++ Predef.BIND ++ vp.comp
+                        compl = mkSubjClitic np.agr   ++ vp.comp --mkSubjClitic np.agr ++ Predef.BIND ++ vp.comp
                       }
         };--: NP -> VP -> Cl ; -- John walks / John does not walk
     
@@ -309,6 +369,8 @@ lin
                               pres        = vpslash.pres;
                               perf        = vpslash.perf;
                               --morphs      = vpslash.morphs;
+                              isPresBlank = vpslash.isPresBlank;
+                              isPerfBlank = vpslash.isPerfBlank;
                               ap          = vpslash.ap;
                               isRegular   = vpslash.isRegular;
                               adv         = vpslash.adv;

src/rukiga/SentenceCggAbsCgg.gf

@@ -0,0 +1,33 @@
+concrete SentenceCggAbsCgg of SentenceCggAbs = CatCgg 
+ open (R=ResCgg) in {
+
+ 	lincat
+ 		ExtTense  = {s : Str ; t : R.TensesExtra } ;
+ 		TempExtra = {s : Str ; t : R.TensesExtra a : R.Aspects} ;
+ 		Aspect    = {s : Str ; a : R.AspectsExtra } ;
+ 	lin
+ 		--TAspect -> ExtTense ->Ant -> TempExtra ;
+ 		TAspect extT a ={s = extT.s ++ a.s; t = exT.t; a = a.a};
+    	--TRPast   		: ExtTense ;         -- bakagyenda [Remote past]
+    	TRPast = {s = [] ; t = R.Remotepast };
+    	--TIPast  		: ExtTense ;         -- baagyenda  [Immediate Past or Memorial ]
+    	TIPast = {s =[] ; t = R.ImmediatePast}; 
+    	--TRFut    		: ExtTense ;         -- I sleep/slept [simultaneous, not compound]
+    	TRFut = {s = [] ; t = R.RemoteFut};
+    	
+    	--APerformative  	: Aspect ;           -- I slept [past, "imperfect"]      --# notpresent
+    	APerformative = {s = []; a = R.Performative };
+    	APerfect   	  = {s = []; a = R.Perfect };          -- I will sleep [future] --# notpresent
+    	ARes  		  = {s = []; a = R.Resultative };           -- I would sleep [conditional] --# notpresent
+    	ARetr 		  = {s = []; a = R.Retrospective };          -- I have slept/had slept [anterior, "compound", "perfect"] --# notpresent
+		AHab          = {s = []; a = R.Habitual };
+		AProg 		  = {s = []; a = R.Progrssive };
+		APer  		  = {s = []; a = R.Persitive };
+ 		UseClExtra    : TempExtra -> Pol -> Cl  -> S ;   -- she had not slept
+    		
+
+    	--UseQClExtra   : TempExtra -> Pol -> QCl -> QS ;  -- who had not slept
+    	--UseRClExtra   : TempExtra -> Pol -> RCl -> RS ;  -- that had not slept
+    	--UseSlashExtra : TempExtra -> Pol -> ClSlash -> SSlash ; -- (that) she had not seen
+
+}

src/rukiga/SentenceCggExtra.gf

@@ -0,0 +1,3 @@
+abstract SentenceCggExtra = Cat **{
+	
+}

src/rukiga/SentenceCggExtraAbs.gf

@@ -0,0 +1,25 @@
+abstract SentenceCggExtraAbs = Cat **{
+	
+	cat
+		ExtTense;
+		TempExtra;
+		Aspect;
+	fun
+		TAspect -> ExtTense ->Ant -> TempExtra ;
+    	TRPast   		: ExtTense ;         -- bakagyenda [Remote past]
+    	TIPast  		: ExtTense ;         -- baagyenda  [Immediate Past or Memorial ]
+    	TRFut    		: ExtTense ;               -- I sleep/slept [simultaneous, not compound]
+    	APerformative  	: Aspect ;             -- I slept [past, "imperfect"]      --# notpresent
+    	APerfect   		: Aspect ;             -- I will sleep [future] --# notpresent
+    	ARes  			: Aspect ;             -- I would sleep [conditional] --# notpresent
+    	ARetr 			: Aspect ;               -- I have slept/had slept [anterior, "compound", "perfect"] --# notpresent
+		AHab 			: Aspect ;
+		AProg 			: Aspect ;
+		APer  			: Aspect ;
+		
+
+		UseClExtra    : TempExtra -> Pol -> Cl  -> S ;   -- she had not slept
+    	UseQClExtra   : TempExtra -> Pol -> QCl -> QS ;  -- who had not slept
+    	UseRClExtra   : TempExtra -> Pol -> RCl -> RS ;  -- that had not slept
+    	UseSlashExtra : TempExtra -> Pol -> ClSlash -> SSlash ; -- (that) she had not seen
+}

src/rukiga/StructuralCgg.gf

@@ -97,7 +97,8 @@ lin
       n  = Sg 
     };
     
-   have_V2 ={s= "ine"; pres=[]; perf =[]; morphs = mkVerbMorphs; comp = []; isRegular=False};  --: V2 ;
+   have_V2 ={s= "ine"; pres=[]; perf =[]; isPresBlank = False;
+                        isPerfBlank = False; morphs = mkVerbMorphs; comp = []; isRegular=False};  --: V2 ;
 
   {-
     All Predeterminers are given here.
@@ -203,12 +204,16 @@ lin
       doesAgree = True
     };--: Det ;
   
-   want_VV =  {s = "yend"; pres="da"; perf = "zire"; morphs=mkVerbMorphs; isRegular=True; inf=[]; whenUsed = VVBoth};
+   want_VV =  {s = "yend"; pres="da"; perf = "zire"; isPresBlank = False;
-   can8know_VV = {s = "baas"; pres="a"; perf = "ize"; morphs=mkVerbMorphs; isRegular=True; inf=[]; whenUsed = VVBoth};--: VV ; -- can (capacity)
+                        isPerfBlank = False; morphs=mkVerbMorphs; isRegular=True; inf=[]; whenUsed = VVBoth};
-   can_VV =  {s = "baas"; pres="a"; perf = "ize"; morphs=mkVerbMorphs; isRegular=True; inf=[]; whenUsed = VVBoth};--: VV ;      -- can (possibility)
+   can8know_VV = {s = "baas"; pres="a"; perf = "ize"; isPresBlank = False;
+                        isPerfBlank = False; morphs=mkVerbMorphs; isRegular=True; inf=[]; whenUsed = VVBoth};--: VV ; -- can (capacity)
+   can_VV =  {s = "baas"; pres="a"; perf = "ize"; isPresBlank = False;
+                        isPerfBlank = False; morphs=mkVerbMorphs; isRegular=True; inf=[]; whenUsed = VVBoth};--: VV ;      -- can (possibility)
    -- must_VV used especially in the perfective mood: see dictionary entry shemerera on Pg 501 of Mpairwe
    -- must has no passive form
-   must_VV = {s = "shemere"; pres="ra"; perf = "ire"; morphs=mkVerbMorphs; isRegular=False; inf=[]; whenUsed = VVPerf}; --VV 
+   must_VV = {s = "shemere"; pres="ra"; perf = "ire"; isPresBlank = False;
+                        isPerfBlank = False; morphs=mkVerbMorphs; isRegular=False; inf=[]; whenUsed = VVPerf}; --VV 
     --somebody_NP = {}; --: NP ;
     --something_NP : NP ;
     --somewhere_Adv : Adv ;

src/rukiga/VerbCgg.gf

@@ -9,6 +9,8 @@ lin
         pres =v.pres; 
         perf = v.perf; 
         --morphs = v.morphs;
+        isPresBlank = v.isPresBlank;
+        isPerfBlank = v.isPerfBlank;
         comp =[];
         comp2 = [];
         ap =[];
@@ -23,14 +25,35 @@ lin
 
   --  UseComp  : Comp -> VP ; -- be warm means complement of a copula especially adjectival Phrase
   --AdjectivalPhrase : Type = {s : Str ; post : Str; isPre : Bool; isProper : Bool; isPrep: Bool};
-      UseComp comp = let auxBe = mkBecome
+      UseComp comp = 
-
+        --let auxBe = mkBecome
-                      in 
+        --in
-                      {
+        case comp.source of{
-                        s = auxBe.s ++ BIND ++auxBe.pres++ comp.s;  --Assuming there is no AP which is prepositional
+              AdjP => {
+                      s = mkBecome.s ++ BIND ++ mkBecome.pres;  --Assuming there is no AP which is prepositional
+                      pres =[]; 
+                      perf = [];
+                      isPresBlank = True;
+                      isPerfBlank = True;
+                      --morphs=\\form,morphs=>[]; 
+                      comp = comp.s;
+                      comp2 = [];
+                      ap = [];
+                      isCompApStem = True; 
+                      agr = AgrNo;
+                      isRegular = False;
+                      adv = [];
+                      containsAdv =False;
+                      adV =[];
+                      containsAdV = False
+                    };
+              _    => {
+                        s = mkBecome.s ++ BIND ++mkBecome.pres++ comp.s;  --Assuming there is no AP which is prepositional
                         pres =[]; 
                         perf = [];
                         --morphs=\\form,morphs=>[]; 
+                        isPresBlank = True;
+                        isPerfBlank = True;
                         comp = [];
                         comp2 = [];
                         ap = [];
@@ -41,27 +64,32 @@ lin
                         containsAdv =False;
                         adV =[];
                         containsAdV = False
-                      }; --its not generating any sentence
+                      }
+          }; --its not generating any sentence
+                       
+                      
 
 --    CompAP   : AP  -> Comp;            -- (be) small
-      CompAP ap = {s=ap.s! AgP3 Sg KI_BI}; -- used a hack.
+      CompAP ap = {s=ap.s! AgP3 Sg KI_BI; source = AdjP}; -- used a hack.
 
 --    CompNP   : NP  -> Comp ;            -- (be) the man
-      CompNP np = {s= np.s ! Acc}; --{s =[] ; post =np.s; isPre = False; isProper = Bool; isPrep: Bool};
+      CompNP np = {s= np.s ! Acc; source = NounP}; --{s =[] ; post =np.s; isPre = False; isProper = Bool; isPrep: Bool};
 
 --    CompAdv  : Adv -> Comp ;            -- (be) here
-      CompAdv adv =adv;
+      CompAdv adv ={ s= adv.s; source = ADverb};
       {-
           This has been a hack to simply pick the sigular and complete noun.
       -}
       --CompCN   : CN  -> Comp ;            -- (be) a man/men
-      CompCN   cn = {s =cn.s ! Sg ! Complete} ;            -- (be) a man/men
+      CompCN   cn = {s =cn.s ! Sg ! Complete; source = CommonNoun} ;            -- (be) a man/men
 --    SlashV2a : V2        -> VPSlash ;  -- love (it)
       SlashV2a v2 ={ 
         s =v2.s;
         pres =v2.pres; 
         perf = v2.perf;
         --morphs = v2.morphs;
+        isPresBlank = v2.isPresBlank;
+        isPerfBlank = v2.isPerfBlank;
         comp = [];
         comp2 =[];
         ap =[];
@@ -77,6 +105,8 @@ lin
         pres =v3.pres; 
         perf = v3.perf;
         --morphs = v3.morphs;
+        isPresBlank = v3.isPresBlank;
+        isPerfBlank = v3.isPerfBlank;
         comp =  np.s ! Acc;
         comp2 =[];
         ap =[];
@@ -93,6 +123,8 @@ lin
         pres =v3.pres; 
         perf = v3.perf;
         --morphs = v3.morphs; 
+        isPresBlank = v3.isPresBlank;
+        isPerfBlank = v3.isPerfBlank;
         comp = np.s ! Acc; 
         comp2 = np.s ! Acc; -- what is the meaning of this function?
         ap = [];
@@ -108,7 +140,12 @@ lin
         pres =vv.pres; 
         perf = vv.perf;
         --morphs = vv.morphs;
-        comp = vpslash.s ++ BIND ++ vpslash.pres; 
+        isPresBlank = vv.isPresBlank;
+        isPerfBlank = vv.isPerfBlank;
+        comp = case vv.isPresBlank of {
+                        False => vpslash.s ++ BIND ++ vpslash.pres;
+                        _     => vpslash.s
+                      };
         comp2 = [];
         ap = [];
         isRegular = vv.isRegular;
@@ -128,6 +165,8 @@ lin
         pres =vpslash.pres; 
         perf = vpslash.perf;
         --morphs = vpslash.morphs;
+        isPresBlank = vpslash.isPresBlank;
+        isPerfBlank = vpslash.isPerfBlank; 
         comp = vpslash.comp ++  np.s ! Acc;
         comp2 =vpslash.comp2; --should be empty
         ap = [];
@@ -147,6 +186,8 @@ lin
         pres =vp.pres; 
         perf = vp.perf; 
         --morphs = vp.morphs;
+        isPresBlank = vp.isPresBlank;
+        isPerfBlank = vp.isPerfBlank; 
         comp = adv.s;
         comp2 = [];
         ap =[];
@@ -165,8 +206,10 @@ lin
       pres =vp.pres; 
       perf = vp.perf; 
       --morphs = vp.morphs;
+      isPresBlank = vp.isPresBlank;
+      isPerfBlank = vp.isPerfBlank;
       comp = vp.comp;
-      comp2 =vp.comp;
+      comp2 =vp.comp2;
       ap = [];
       isCompApStem = False; 
       agr = AgrNo;
@@ -188,6 +231,8 @@ lin
         pres =vpslash.pres; 
         perf = vpslash.perf;
         --morphs = vpslash.morphs;
+        isPresBlank = vpslash.isPresBlank;
+        isPerfBlank = vpslash.isPerfBlank; 
         comp = vpslash.comp; 
         comp2 = vpslash.comp2;
         ap = [];
@@ -208,6 +253,8 @@ lin
         pres =vpslash.pres; 
         perf = vpslash.perf;
         --morphs = vpslash.morphs;
+        isPresBlank = vpslash.isPresBlank;
+        isPerfBlank = vpslash.isPerfBlank; 
         comp = vpslash.comp; 
         comp2 = vpslash.comp2;
         ap = [];
@@ -232,6 +279,8 @@ lin
                                         pres = [];--vv.pres; 
                                         perf=  []; -- vv.perf; 
                                         --morphs = vv.morphs;
+                                        isPresBlank = True;
+                                        isPerfBlank = True; 
                                         comp=vp.comp ;
                                         comp2 = vp.comp2;
                                         ap = [];
@@ -247,6 +296,8 @@ lin
                                       pres = [];--vv.pres; 
                                       perf=  [];--vv.perf; 
                                       --morphs = vv.morphs;
+                                      isPresBlank = True;
+                                      isPerfBlank = True;  
                                       comp=vp.comp ;
                                       comp2 = vp.comp2;
                                       ap = []; 
@@ -266,6 +317,8 @@ lin
     pres =vs.pres; 
     perf=vs.perf; 
     --morphs = vs.morphs;
+    isPresBlank = vs.isPresBlank;
+    isPerfBlank = vs.isPerfBlank;
     comp=s.s ;
     comp2 = []; 
     ap = [];
@@ -287,6 +340,8 @@ lin
     pres =vq.pres; 
     perf=vq.perf; 
     --morphs = vq.morphs;
+    isPresBlank = vq.isPresBlank;
+    isPerfBlank = vq.isPerfBlank;
     comp=qs.s ;
     comp2 = [];
     ap = []; 
@@ -313,6 +368,8 @@ lin
     pres =va.pres; 
     perf=va.perf; 
     --morphs = va.morphs;
+    isPresBlank = va.isPresBlank;
+    isPerfBlank = va.isPerfBlank;
     comp=[] ;
     comp2 = [];
     ap = ap.s! AgP3 Sg KI_BI; 
@@ -327,7 +384,7 @@ lin
 
   -- Copula alone
   --UseCopula : VP ;                    -- be
-  UseCopula = mkBecome ** {
+  UseCopula = be_Copula ** {
                             comp=[]; 
                             comp2 = [];
                             ap = [];