added the new demochallenge grammar for the taskstory

isr-grammar/english/ToBI_DEMO_CHALLENGE/ToBI_DEMO_CHALLENGE.grm

 $$S: $confirm_yes
 	| $confirm_no
-	| $smalltalk;
+	| $feeling
+	| $pain
+	| $smalltalk_time
+	| $smalltalk_joke
+	| $smalltalk_room;
+
+$injury: deflection
+		| cut;
+
+$bodyparts: arm
+		| leg
+		| stomach;
+
+$feelingutterance: i am not feeling
+		| i am feeling;
+
+$feeling: oh $feelingutterance well today
+		| $feelingutterance very well
+		| $feelingutterance very well at the moment
+		| $feelingutterance very good 
+		| $feelingutterance very good at the moment
+		| $feelingutterance very good today;
+
+$pain: i have a $injury on my $bodyparts
+		| i have a $injury at my $bodyparts;		
 
 $pleaseUtterance: please tell me
 		| can you tell me
+		| can you please tell me
 		| could you tell me
 		| would you tell me
 		| will you tell me;
 
-$smalltalk: joke
+$smalltalk_joke: joke
 		| $pleaseUtterance a joke
 		| $pleaseUtterance the time
-		| time;
+		| tobi $pleaseUtterance tell me a joke
+		| tobi tell me a joke
+		| tobi joke;
+
+$smalltalk_room: where is the room
+		| $pleaseUtterance  where this room is
+		| tobi where is the room
+		| tobi $pleaseUtterance  where this room is;
+		
+		
+$smalltalk_time: what time is it		
+		| $pleaseUtterance what time it is
+		| tobi tell me what time it is
+		| tobi $pleaseUtterance what time it is
+		| tobi time;		
+		
 
 $confirm_yes: tobi please
 		| tobi yes