Anchor: Cowboys are roping the young calves at the rodeo.
Entailed: Some people are at a rodeo.
Contradiction: Cowboys are playing the Redskins tonight.
Contradiction: Touring the battlements is not safe, due to the fact that there are no railings or stairways. 
Contradiction: The Board of Governors is part of the Federal Reserve.
Contradiction: A woman is shaving her legs in the tub.
Contradiction: Cynthia was welcoming, but very businesslike.