William entered the den. James entered the den. James exited the den. Aiden entered the den. The lettuce is in the green box. Aiden exited the den. Aiden entered the living room. William moved the lettuce to the blue treasure chest.
The lettuce at the beginning was in the green box.
 the lettuce at the beginning was in the living_room
 the lettuce at the beginning was in the green_box