Aiden entered the staircase. Hannah entered the staircase. The spinach is in the red cupboard. Hannah moved the spinach to the green envelope. Aiden exited the staircase.
Hannah think that Aiden searches for the spinach in the green envelope.
 Hannah think that Aiden searches for the spinach in the red_cupboard
 Hannah think that Aiden searches for the spinach in the green_envelope