sentences:  Upon entering the room, he removes the door from the wall (leaving a blank space) and throws it out the window; he then takes the window (which also leaves a blank space on the wall) and shoves it under his bed.The boy then accidentally knocks over a glass of water, which endlessly empties into his room, flooding it.At the last moment, the boy grabs a giant breath and swims down, removing the window from under his bed, swimming through to safety.