Anchor: Doctors wearing protective gear are performing surgery.
Entailed: The doctors were performering surgery.
Contradiction: The two doctors were sitting in a classroom.
Contradiction: The four men were born without arms.
Contradiction: This Barbie has long brown hair.
Contradiction: The lights are hanging on the railing on the porch.
Contradiction: the man in his underwear jumped on a man in front of a crowd.