Anchor: He described the heart transplants and complicated valve replacements he performed.
Entailed: He explained how the heart transplant and valve replacements were done
Contradiction: He described the easy heart surgery
Contradiction: The spectators are leaving the room.
Contradiction: I have two kids and clothes are expensive, I sew out of necessity.
Contradiction: The runner is stopped and giving directions to a couple at the park.
Contradiction: Two athletes are preparing for something.