Anchor: That was the penalty paid for the high profits which unrestrained competition could lead to.
Entailed: That is what happened when competition lead to such high profits.
Contradiction: The profits got lower with the increased competition.
Contradiction: The young people are standing in a field of corn.
Contradiction: A dog is running near two cows.
Contradiction: The statue is made of bronze. 
Contradiction: The obvious remain at the site.