Anchor: A person riding a snowboard goes over a snowy ramp.
Entailed: Someone doing snow activities outside.
Contradiction: A group of skiers speeding down the hill.
Contradiction: The man sat in his car, upset at the amount of traffic he was stuck in.
Contradiction: They dislike him for good reasons.
Contradiction: When the company went public in 1993 no one wanted to buy the shares and as a result the company went bankrupt. 
Contradiction: Shahjahan chose the marble for the Taj Mahal.