Anchor: Since Bork, partisan interest groups and grandstanding senators have freely challenged even obscure nominees.
Entailed: They have been challenging even obscure nominees ever since Bork.
Contradiction: Ever since Bork, they have not challenged any nominees.
Contradiction: Other standards can be added to the codification by one party.
Contradiction: The door was bolted.
Contradiction: Two big children stand by a snack.
Contradiction: Sure, purchase a pre-owned car.