Anchor: A person is riding an orange ATV in a large empty field.
Entailed: A person is riding an ATV.
Contradiction: A person is in a truck driving across a road.
Contradiction: A man is running a marathon
Contradiction: The field has a number of ATVs riding in it.
Contradiction: The person is running.
Contradiction: An ATV in a large empty field is an alien space vehicle.