objects for restaurant

ps-grammar/restaurant/order.jsgf

 #JSGF V1.0;
 grammar restaurant_ordering;
 
-public <restaurant> = [tobi] [one | a ] <objects> [please];
+public <restaurant> = [tobi] [bring me] [one | a ] <objects> [please];
 
 <objects> = <drinks> | <combo>;
 
-<drinks> = coke;
-<combo> = steak;
+<drinks> = coke | redbull | icetea | (meadow milk) | (coffee pads) | beer | (fresh milk);
+<food> = lemon | mandarine | apple | pringles | bubblemint | (cranberry cereals) | (muesli cereals) | (chocolate cereals) | peanut | mints | oblates | chocosticks | bubblegum | noodles;
+<combo> = <food> and <food>;