changed objects for ordering in restaurant task

psGrammar/tasks/restaurant/order.jsgf

@@ -6,5 +6,5 @@ public <restaurant> = ([tobi] [bring me] [one | a ] <objects> [please]);
 <objects> = (<drinks> | <combo>);
 <combo> = (<food> (and | with) <food>);
 
-<drinks> = ((banana milk) | (icedcoffee) | (coke) | (tea) | (water) | (fanta) | (milk));
-<food> = ((apple) | (mikado) | (cornflakes) | (koala) | (lemon) | (nectarine) | (red chili) | (avocado) | (smacks) | (peanuts) | (pringles) | (pepper) | (instant noodles) | (peas) | (soysauce) | (potato) | (chococrispies) | (biscuits));
+<drinks> = ((aquarius)|(asience)|(green tea)|(coke)|(cold brew));
+<food> = ((apple) | (onion) | (fries) | (candy) | (curry) | (chewing gum) | (cup star) | (orange) | (corn) | (jelly) | (bread) | (radish));