Liam entered the playroom. Sophia entered the workshop. Mason entered the workshop. The watermelon is in the blue container. Liam exited the playroom. Sophia exited the workshop. Mason moved the watermelon to the green bottle.
Mason think that Sophia searches for the watermelon in the blue container.
 Mason think that Sophia searches for the watermelon in the green_bottle
 Mason think that Sophia searches for the watermelon in the blue_container