A male may pass by stairs.Logical formLearned from2 sentences. A top may pertain-to (train depot stairs).Logical formLearned from2 sentences. A stair can be automatic.Logical formLearned from2 sentences. A secret compartment can be in (basement stairs).Logical formLearned from2 sentences. An auditorium may be entered by go_upping a flight of stairs.Logical formLearned from2 sentences. A building can be with a flight of stairs.Logical formLearned from2 sentences. Access can be to (atrium stairs).Logical formLearned from2 sentences. A wall may pertain-to a stair.Logical formLearned from2 sentences. A neighbour may come to a top of stairs.Logical formLearned from2 sentences. A stair may lead persons to an ante-room.Logical formLearned from2 sentences. A female may wait at a foot of stairs.Logical formLearned from2 sentences. A male may descend a rest of stairs.Logical formLearned from2 sentences. A person may sleep upon stairs.Logical formLearned from2 sentences. Stairs of a mansion can be bare.Logical formLearned from2 sentences. A flight of stairs may mount to a door.Logical formLearned from2 sentences.