Anchor: Two dogs fight over a stick on a grassy field, a lake in the background.
Entailed: Two dogs are near a lake.
Contradiction: Two dogs fight over a human on a field.
Contradiction: They are hard to keep entertained.  
Contradiction: 29 year-old Le is a United States immigrant. 
Contradiction: Two kids taking a bath at home.
Contradiction: Auditors should disclose instances of illegal activities.