Anchor: Above all, it seems implausible that the proposed solution to such severe difficulties could involve so little pain.
Entailed: It seems impossible that a solution with many difficulties can involve little pain. 
Contradiction: It is totally possible for the difficult solution to cause no pain. 
Contradiction: An old man stands next to someone else's bike.
Contradiction: There are two trees.
Contradiction: Lake said that he would give Washington more time to think things through.
Contradiction: A woman is outside walking by some architecture