Anchor: Two women walk on the street in front of two buses.
Entailed: Two women walk on the street in front of buses.
Contradiction: Two men walk on the street in front of two buses.
Contradiction: All of the food is in the fridge.
Contradiction: There is no common ground referenced in this theory between Meryl Streep and vampires movies; it is drawing attention to their differences. 
Contradiction: Two children are in a sandbox.
Contradiction: A dirt bike rider is midair.