Isabella entered the staircase. Aiden entered the staircase. The pear is in the red cupboard. Aiden exited the staircase. Isabella moved the pear to the green bucket. Isabella exited the staircase. Aiden entered the dining room.
Aiden look for the pear in the red cupboard.
 Aiden look for the pear to the green_bucket
 Aiden look for the pear to the red_cupboard