Anchor: No wonder the Apaches had given up trying to break this Anglo outpost and Rennie had accomplished what others found impossible.
Entailed: Rennie was able to accomplish what others were not able to accomplish.
Contradiction: Rennie was not able to accomplish anything.
Contradiction: He had a cleft in his forehead. 
Contradiction: A person holds fabric in front of their face.
Contradiction: People are cooking.
Contradiction: The number of entrants in the market will increase.