Anchor: Two dogs are running on the grass in front of the trees.
Entailed: Two animals are running outside.
Contradiction: Two dogs are sleeping on the chairs.
Contradiction: There are no carved images at Philae and Denderah.  
Contradiction: a man is riding a bicyle
Contradiction: Did you ever not get any information on it?
Contradiction: Be certain to compare the prices and models before purchasing.