Assertion: stapler | /r/CapableOf | open on top
Facets:
Source sentences:
text: Just a few years later in 1939, Swingline revolutionized the stapling industry by creating a stapler that opened on top, allowing an office worker to simply drop in a row of staples.
text: If your stapler opens on the top, you can pop it open and drop in a strop of staples.