Anchor: Columbus spent some months at an Arawak settlement here before assistance arrived and he made his way back to Europe.
Entailed: After he received help, Columbus left the Arawak settlement and headed back to Europe. 
Contradiction: Columbus never received any help and stay at the Arawak settlement without ever returning to Europe. 
Contradiction: Unlike anywhere else, the US has decided it's better to stick to words and forgo any real action.
Contradiction: Jon held his fire.
Contradiction: The Walter-Guillaume collection can be found in the basement.
Contradiction: A man is standing outside.