Anchor: The Summerlin Library and Performing Arts Ceter  features an art gallery (as do most library branches in the area) and frequent music and theater performances.
Entailed: Most library branches in the area feature an art gallery.
Contradiction: Libraries in the area exclusively deal in books and contain no art galleries.
Contradiction: The dog is black and gray.
Contradiction: A bicycle rider performs a stunt.
Contradiction: A dog sleeps in the sun
Contradiction: A man needs help.