Anchor: They were probably right, said Sir James dryly.
Entailed: "I suppose they were correct," said Sir James.  
Contradiction: They absolutely did the wrong thing. 
Contradiction: Economists agree about whether tax incentives are effective in increasing the overall level of personal saving.
Contradiction: It's necessary to improve central coordination in order to counter the increased risks of a highly interconnected computing environment.
Contradiction: You should not go to Chuzenji by bus.
Contradiction: Two people walk on a snowy hill.