Anchor: People dancing in front of instructor
Entailed: The group of dancers are dancing for the instructor.
Contradiction: Everyone is laying down taking a nap.
Contradiction: Britain always had a large anti-slavery sentiment. 
Contradiction: The man wearing the black shirt was giving the child to the woman at the table.
Contradiction: A heavy sword was swung by Kal.
Contradiction: The participants discussed the auditor's responsibility for detecting fraud