A person may walk_down a flight of stairs.Logical formLearned from3 sentences. Stairs may let_out onto a corridor.Logical formLearned from3 sentences. Stairs can be from a second floor.Logical formLearned from3 sentences. Stairs can be painted.Logical formLearned from3 sentences. A male may climb a flight of stairs to an (apartment door).Logical formLearned from3 sentences. Stairs may be connected.Logical formLearned from3 sentences. A male may jump a run of stairs.Logical formLearned from3 sentences. A male may lean against a railing of stairs.Logical formLearned from3 sentences. Stairs can be a bane of an existence.Logical formLearned from3 sentences. A female may race_up stairs to a dorm.Logical formLearned from3 sentences. A person may climb a stair.Logical formLearned from3 sentences. Stairs may follow behind a male.Logical formLearned from3 sentences. Persons may be passed upon a stair.Logical formLearned from3 sentences. A corner can be by stairs.Logical formLearned from3 sentences. Stairs may undergo an acquisition.Logical formLearned from3 sentences.