Anchor: Thorn was brutal and ugly.
Entailed: Thorn was not an attractive person.
Contradiction: Thorn had gentle, attractive features.
Contradiction: The bull is chasing 2 rodeo riders.
Contradiction: The acrobats are doing flips while people are watching.
Contradiction: I still think that you are an IBM manager.
Contradiction: Worker directs traffic around a crew working on wires.