A (home run) may pertain-to stairs.Logical formLearned from2 sentences. Remains of a flight of stairs may lead to a spot.Logical formLearned from2 sentences. Stairs may be followed by a staff.Logical formLearned from2 sentences. Work can be on stairs.Logical formLearned from2 sentences. Stairs can be into a basement.Logical formLearned from2 sentences. Persons may take_off for stairs.Logical formLearned from2 sentences. Persons may climb stairs to an apartment.Logical formLearned from2 sentences. Stairs can be at a park.Logical formLearned from2 sentences. A person may take_down stairs.Logical formLearned from2 sentences. A railing can be at a top of stairs.Logical formLearned from2 sentences. A spot can be on a bottom of stairs.Logical formLearned from2 sentences. Room can be at a bottom of (bulkhead stairs).Logical formLearned from2 sentences. Stairs can be twisted.Logical formLearned from2 sentences. An (exercise machine) may combine principles of a (stair stepper).Logical formLearned from2 sentences. Some beds can be on a (stair landing).Logical formLearned from2 sentences.