Sophia entered the hall. Mia entered the hall. The pear is in the green suitcase. Mason entered the hall. Mia exited the hall. Sophia moved the pear to the blue treasure chest. Sophia exited the hall. Mia entered the hall.
The pear at the beginning was in the green suitcase.
 the pear at the beginning was in the blue_treasure_chest
 the pear at the beginning was in the green_suitcase