Jack entered the front yard. Ava entered the front yard. Ethan entered the front yard. The apple is in the green treasure chest. Ava exited the front yard. Ethan moved the apple to the blue container. Jack exited the front yard.
The apple at the beginning was in the green treasure chest.
 the apple at the beginning was in the blue_container
 the apple at the beginning was in the green_treasure_chest