Mr. Poirot, here, will show me the way." As they all went out of the room, Poirot turned and made me a sign to follow him upstairs. 
They all exited the room and went outside.
mnli hypothesis: They all exited the room and went outside. premise: Mr. Poirot, here, will show me the way." As they all went out of the room, Poirot turned and made me a sign to follow him upstairs. 