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/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
+
+}