Anchor: Man in black shirt singing into microphone and playing a guitar.
Entailed: The man is wearing black
Contradiction: The man is outside of the house.
Contradiction: A woman is vacuuming the floor.
Contradiction: Patterns can be examined to identify potential problems.
Contradiction: The pigeons at the piazzas are docile and well-behaved, not causing any trouble. 
Contradiction: A girl is being followed by clowns.