diff --git a/lib/resource/demo/Clause.gf b/lib/resource/demo/Clause.gf
index 5c0ccb0a7..4145d335a 100644
--- a/lib/resource/demo/Clause.gf
+++ b/lib/resource/demo/Clause.gf
@@ -5,6 +5,7 @@ fun
   PredV2  : NP -> V2 -> NP -> Cl ;
   PredAP  : NP -> AP -> Cl ;
   PredAdv : NP -> Adv -> Cl ;
+  PredNP  : NP -> NP -> Cl ;
 
     UseCl  : Tense -> Ant -> Pol -> Cl  -> S ;
 
diff --git a/lib/resource/demo/ClauseI.gf b/lib/resource/demo/ClauseI.gf
index 860a72432..12fa28995 100644
--- a/lib/resource/demo/ClauseI.gf
+++ b/lib/resource/demo/ClauseI.gf
@@ -5,6 +5,7 @@ lin
   PredV2 s v o = PredVP s (ComplSlash (SlashV2a v) o) ;
   PredAP s a = PredVP s (UseComp (CompAP a)) ;
   PredAdv s a = PredVP s (UseComp (CompAdv a)) ;
+  PredNP s n = PredVP s (UseComp (CompNP n)) ;
 
   UseCl = Grammar.UseCl ;