Anchor: No. I looked cautiously round, and lowered my voice. 
Entailed: I lowered my voice and looked around.
Contradiction: I spoke loudly at the room.
Contradiction: Drew couldn't think of any flaws with the system.
Contradiction: At times, it gets bitterly cold in the winter because of the wind chill.
Contradiction: The man walks past a playground.
Contradiction: My ex-partner.