William entered the hallway. Mia entered the hallway. The plum is in the red treasure chest. William exited the hallway. Mia moved the plum to the red bottle. William entered the hallway.
Mia think that William searches for the plum in the red bottle.
 Mia think that William searches for the plum in the red_treasure_chest
 Mia think that William searches for the plum in the red_bottle