Anchor: A brown dog leaps over a red ramp at an agility park.
Entailed: The brown dog leaps over a ramp
Contradiction: The brown dog is sleep.
Contradiction: There is no such thing as a "good cause exception."
Contradiction: They may visit one site several times, but never spend a lot of time around it.
Contradiction: A man does push ups as another is playing drums.
Contradiction: Yes, they have.