Anchor: How can we measure our performance?
Entailed: In what ways are we able to evaluate our performance? 
Contradiction: We did not perform so there is nothing to measure or evaluate. 
Contradiction: there is a white person doing karate
Contradiction: Two women are in a dark room.
Contradiction: The opponent was unable to get back on his feet after rolling outside the blow.
Contradiction: Some people are playing a guitar and some are playing a game.