Anchor: Performance audits encompass a wide variety of
Entailed: The audits pertain to performance.
Contradiction: The audits were from a small variety.
Contradiction: There is very little traffic and it is usually very cold and quiet. 
Contradiction: A skateboarder performs a trick.
Contradiction: Everything here is very expensive and ugly. 
Contradiction: While he became involved with Mrs. Raikes, she befriended a doctor.