Anchor: A man sliding on a concrete bench on his snowboard as people watch
Entailed: A person is performing a trick with a snowboard
Contradiction: The man is alone
Contradiction: I emailed the galleries to find out what time they were open.
Contradiction: Three people are on trial for murder.
Contradiction: She is unable to do anything quickly.
Contradiction: Two guys are playing a bass and a guitar singing a song together.