A female may dash_up stairs.Logical formLearned from4 sentences. A set can be constituted-of-or-filled-with winding stairs.Logical formLearned from4 sentences. Everyone may take stairs.Logical formLearned from4 sentences. A male may tear_up stairs.Logical formLearned from4 sentences. A daughter may fall_down stairs.Logical formLearned from4 sentences. A male may thunder_up stairs.Logical formLearned from4 sentences. A flight can be constituted-of-or-filled-with (iron stairs).Logical formLearned from4 sentences. Stairs can be evolutionary.Logical formLearned from4 sentences. A step can be on stairs of life.Logical formLearned from4 sentences. Stairs may be translated into a risk of premature death.Logical formLearned from4 sentences. A player may find a stair.Logical formLearned from4 sentences. A female may look_up at stairs.Logical formLearned from4 sentences. Stairs may pertain-to a church.Logical formLearned from4 sentences. A person may have a stair.Logical formLearned from4 sentences. Stairs can be open.Logical formLearned from4 sentences.