Stairs may lead_down to a deck.Logical formLearned from2 sentences. A man may ascend stairs.Logical formLearned from2 sentences. A male may meet a person on stairs.Logical formLearned from2 sentences. Stairs can be interesting.Logical formLearned from2 sentences. A day can be upon a stair.Logical formLearned from2 sentences. A female may glide_down stairs.Logical formLearned from2 sentences. Versions can be constituted-of-or-filled-with stairs.Logical formLearned from2 sentences. A person may stand at a top of stairs.Logical formLearned from2 sentences. A male may rush_down a stair.Logical formLearned from2 sentences. A (sex scene) can be on stairs.Logical formLearned from2 sentences. Stairs can be to a bar.Logical formLearned from2 sentences. Stairs may be made of wood.Logical formLearned from2 sentences. A (stair case) can be wide.Logical formLearned from2 sentences. Persons can be at a bottom of stairs.Logical formLearned from2 sentences. Traffic can be on stairs.Logical formLearned from2 sentences.