Anchor: A woman in a black-shirt is walking holding a silver cellphone.
Entailed: a woman is walking
Contradiction: a man is walking
Contradiction: Three men were slashing the thighs and flanks of those riders who crossed the bridge.
Contradiction: What type of row? 
Contradiction: Doctor Bittel's book left out a chapter on how to manage engineers.
Contradiction: A man shops for meat.