Anchor: For a completely unscientific example, there was little difference in basic file operations such as copying and pasting, and WordPerfect ran just as fast as it did on a comparable Windows machine.
Entailed: WordPerfect ran just as fast as it did on a comparable Windows machine.
Contradiction: WordPerfect ran much much slower than on a Windows machine.
Contradiction: The woman is in a taxi cab.
Contradiction: There is a white dog at the beach.
Contradiction: I can hear perfectly and no one is disturbing me.
Contradiction: A dog walks on ice.