updated gpsr grammar

ps-grammar/gpsr/gpsr.jsgf

@@ -12,21 +12,21 @@ public <task> = <location_task> | <item_task> | <interact_task>;
 
 
 
-<item_task> = (<interact_item> | <move_item> | <transport_item>) [[(and | then)] <task>];
+<item_task> = (<interact_item> | <move_item> | <transport_item> ) [[(and | then)] <task>];
 
 
-<interact_item> = <search_commands> [the] <items> [[and] <move_item>];
+<interact_item> = <search_commands> [the] <items> [[and] (<move_item> | <item_destination>)];
 <search_commands> = identify | detect | find | count;
 
 <move_item> = <move_commands> (([the | this] <items>) | it | them );
 <move_commands> = get | take | grasp ;
 
-<transport_item> = [and] <transport_commands> [<pron>] [<items>] [<item_destination>];
+<transport_item> = [and] <transport_commands> [<pron>] [<items> | <person>] [<item_destination>];
 <transport_commands> = (bring | carry | retrieve) [<noname>];
-<item_destination> = [<person>] [at | to] [<locations>];
+<item_destination> = [<noname>] [<pron>] [<locations>];
 
 
-<items> = [the] (coffee | crackers | milk | chocolate | coke | sponge);
+<items> = [<pron>] (coffee | crackers | milk | chocolate | coke | sponge);