Anchor: A man in a white shirt and black cowboy hat rides a jumping brown horse at the rodeo.
Entailed: A man is outside riding a horse
Contradiction: A man is feeding his horse some grain while patting him on the side
Contradiction: We won't get there for a long time.
Contradiction: One LC50 was delivered to be tested for toxicity. 
Contradiction: A man is sleeping.
Contradiction: Jon was afraid and tense.