Anchor: A man in shorts is using a barbecue grill in a yard.
Entailed: A man barbecues in his yard.
Contradiction: the man is wearing pants
Contradiction: The man is using the grill inside.
Contradiction: A man in a Haz-Mat suit is soaking food in a sink.
Contradiction: The man is using the grill in the kitchen.
Contradiction: A woman barbecues in her yeard.