Anchor: Vrenna and I both fought him and he nearly took us.
Entailed: He nearly took us when both Vrenna and I fought him.
Contradiction: Neither Vrenna nor myself have ever fought him.
Contradiction: Jon leaped under the dock and called to the turtle. 
Contradiction: The people are outside
Contradiction: I didn't see the preview of that movie.
Contradiction: I shall probably see both Mr. Brown and Jane Finn.