Anchor: Allow the president, upon leaving office, to sell 10,000 U.S. citizenships to the bidders of his choice.
Entailed: The president should be able to sell citizenship after leaving office.
Contradiction: It is abhorrent to think the president can sell citizenship. 
Contradiction: The dog is dead outside.
Contradiction: Poirot had to make his boast good.
Contradiction: We haven't had a chance to have our talk tonight. 
Contradiction: There is likely a constant contrast everywhere you go.