Anchor: Three young boys are skateboarding on a ramp.
Entailed: the boys are on the ramp
Contradiction: the girls were surfing
Contradiction: The researchers aren't selected through peer review procedures.
Contradiction: The central waterway of the town attracts lots of attention.
Contradiction: Tuppence wanted nothing to do with free food or a good time, he is a hermit.
Contradiction: Firefighters are trying to put out the fire.