Anchor: yeah probably because you said retirement and that really has not even occurred to me once
Entailed: I haven't thought of retirement until you said it 
Contradiction: I've been thinking about retirement all the time, especially now that you brought it up
Contradiction: A cowboy is herding some cattle into the ranch gate.
Contradiction: There could be a bunch of them.
Contradiction: two men fight for a picture
Contradiction: The steel industry had claimed that imports are sapping business.