Assertion: corona satellite | /r/HasProperty | designated
Facets:
Source sentences:
text: The Corona satellites were designated KH-1, KH-2, KH-3, KH-4, KH-4A and KH-4B. KH stood for "Key Hole" or "Keyhole" (Code number 1010), with the name being an analogy to the act of spying into a person's room by peering through their door's keyhole.