Anchor: A boy is performing a skateboarding trick with trees in the background.
Entailed: a kid is doing skateboard tricks
Contradiction: a kid is playing chess
Contradiction: A girl is swimming without a vest.
Contradiction: Statistical process control is not used by the contractor.
Contradiction: I see signs of an economic boom and increased optimism about technology.
Contradiction: Every single one of them contain hotels, bars and restaurants.