Anchor: A group of race buggies travel down a racetrack.
Entailed: race buggies travel down a racetrack
Contradiction: The buggies are still.
Contradiction: The group of race buggies are stationary.
Contradiction: A group of buggies are parked.
Contradiction: A group of race buggies in a museum.
Contradiction: race buggies are parked on a racetrack