What is sufficient evidence to convict a defendant of attempted rape?

"very consistent" with the results of her examination of K.⁹ (See People v. Elliott (2012) 53 Cal.4th 535, 585 ["[u]nless it describes facts or events that are physically impossible or inherently improbable, the testimony of a single witness is sufficient to support a conviction"]; People v. Miranda (2011) 199 Cal.App.4th 1403, 1418 [testimony of non-victim witness provided sufficient evidence to support convictions for attempted rape and forcible sexual penetration].)