Anchor: And he had had months on the trail from San Antonio to Santa Fe, then on to Tucson, to study up on any small invented details.
Entailed: He was on the trail for a long time.
Contradiction: He stopped before Santa Fe.
Contradiction: Completely, I said.
Contradiction: The GAO guides its research and development.
Contradiction: It's really relaxing for everyone and no trouble. 
Contradiction: I can work from home because of the company.