
right|thumb|Stairway with skylight
right|thumb|Stairway with skylight
A staircase or stairway is a flight or series of flights of stairs. It is used to connect walkways between floors so that one can move in height. A stairwell is a shaft in a building where a staircase is located. In buildings with several housing units, a stairway can be a necessary common area for getting to and from apartments.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).