Isabella entered the TV room. Aria entered the TV room. The melon is in the blue bathtub. Isabella exited the TV room. Aria moved the melon to the green envelope. Aria exited the TV room. Isabella entered the TV room.
The melon at the beginning was in the blue bathtub.
 the melon at the beginning was in the TV_room
 the melon at the beginning was in the blue_bathtub