diff --git a/lib/src/demo/ResourceDemo.gf b/lib/src/demo/ResourceDemo.gf
index 59b9c74c9..bbd71d5b1 100644
--- a/lib/src/demo/ResourceDemo.gf
+++ b/lib/src/demo/ResourceDemo.gf
@@ -103,6 +103,12 @@ abstract ResourceDemo = Lexicon, Numeral, Grammar [
     QuestIComp,
     CompIAdv,
 
+    UseRCl,   -- Tense -> Pol -> RCl -> RS,
+    RelVP   , -- RP -> VP -> QCl,       -- who walks
+    RelSlash, -- RP -> ClSlash -> QCl,  -- who does she walk with
+    RelCN, -- CN -> RS -> CN 
+    IdRP, -- RP
+
     SubjCl, -- Cl -> Subj -> S -> Cl,     -- she walks because we run
 
     PrepNP , -- Prep -> NP -> Adv, -- in the house
@@ -156,10 +162,10 @@ fun
    possDet : Pron -> Det ;
    numeralDet : Numeral -> Det ;
    i_Pron, youSg_Pron, he_Pron, she_Pron, we_Pron, youPl_Pron, they_Pron : Pron ;
-   SubjS   : Subj -> S -> S -> S ;     -- if she walks we run
+   RSubjS   : Subj -> S -> S -> S ;     -- if she walks we run
    SlashV2 : NP -> V2 -> ClSlash ;   -- she loves
    SlashPrep : Cl -> Prep -> ClSlash ; -- she walks with
-   AdvCN : CN -> Prep -> NP -> CN ; -- man in the city
+   RAdvCN : CN -> Prep -> NP -> CN ; -- man in the city
 
 
 }
diff --git a/lib/src/demo/ResourceDemoEng.gf b/lib/src/demo/ResourceDemoEng.gf
index 1111c9483..58af98481 100644
--- a/lib/src/demo/ResourceDemoEng.gf
+++ b/lib/src/demo/ResourceDemoEng.gf
@@ -64,6 +64,8 @@ concrete ResourceDemoEng of ResourceDemo = LexiconEng, NumeralEng, GrammarEng [
     Utt,     -- utterance (sentence or question) e.g. "does she walk"
     QS,      -- question (fixed tense)           e.g. "who doesn't walk"
     QCl,     -- question clause (variable tense) e.g. "who walks"
+    RS,      -- relative (fixed tense)           e.g. "that doesn't walk"
+    RCl,     -- relative clause (variable tense) e.g. "that walks"
     ClSlash, -- clause missing noun phrase       e.g. "she walks with"
     Adv,     -- adverb                           e.g. "here"
     Prep,    -- preposition (and/or case)        e.g. "with"
@@ -71,6 +73,7 @@ concrete ResourceDemoEng of ResourceDemo = LexiconEng, NumeralEng, GrammarEng [
     VQ,      -- question-complement verb         e.g. "wonder"
     VV,      -- verb-phrase-complement verb      e.g. "want"
     IP,      -- interrogative pronoun            e.g. "who"
+    RP,      -- relative pronoun                 e.g. "that"
     PN,      -- proper name                      e.g. "John"
     Subj,    -- subjunction                      e.g. "because"
     IAdv,    -- interrogative adverb             e.g. "why"
@@ -107,6 +110,12 @@ concrete ResourceDemoEng of ResourceDemo = LexiconEng, NumeralEng, GrammarEng [
     QuestIComp,
     CompIAdv,
 
+    UseRCl,   -- Tense -> Pol -> RCl -> RS,
+    RelVP   , -- RP -> VP -> QCl,       -- who walks
+    RelSlash, -- RP -> ClSlash -> QCl,  -- who does she walk with
+    RelCN, -- CN -> RS -> CN 
+    IdRP, -- RP
+
     SubjCl, -- Cl -> Subj -> S -> Cl,     -- she walks because we run
 
     PrepNP , -- Prep -> NP -> Adv, -- in the house
@@ -161,8 +170,8 @@ lin
    those_Det = S.those_Det ;
    possDet p = S.mkDet <p : Pron> ;
    numeralDet n = S.mkDet <n : Numeral> ;
-   SubjS subj a b = mkS (S.mkAdv <subj : Subj> <a : S>) b ;
+   RSubjS subj a b = mkS (S.mkAdv <subj : Subj> <a : S>) b ;
    SlashV2 np v2 = mkClSlash np v2 ;
    SlashPrep cl p = mkClSlash (lin Cl cl) <p : Prep> ;
-   AdvCN cn p pp = mkCN <lin CN cn : CN> (mkAdv <p : Prep> <pp : NP>) ;
+   RAdvCN cn p pp = mkCN <lin CN cn : CN> (mkAdv <p : Prep> <pp : NP>) ;
 }
diff --git a/lib/src/uddeps.labels b/lib/src/uddeps.labels
index ca9173150..ab47f3096 100644
--- a/lib/src/uddeps.labels
+++ b/lib/src/uddeps.labels
@@ -159,7 +159,13 @@ ComplV2V       head dobj xcomp
 ComplV3	       head iobj dobj   ---- could be dobj dobj
 PassAgentV2    head ncomp	-- not sure
 RelV2	       mark nsubj head
-QuestV2	       dobj nsubj head 
+QuestV2	       dobj nsubj head
+
+ModCN	       amod head  -- in ResourceDemo
+RSubjS	       mark advcl head 
+SlashV2	       nsubj head
+RAdvCN	       head case nmod
+SubjCl	       head mark advcl
 
 A	ADJ
 A2	ADJ