Anchor: A police officer walking out of his parked vehicle and about the approach a yellow vehicle.
Entailed: A police office is close to two vehicles.
Contradiction: The yellow car is owned by aliens visiting from Neptune.
Contradiction:  State it the same way again, without changing anything.
Contradiction: They didn't teach us ESL teachers much when we got our certification. 
Contradiction: The land was flat and untainted with civilization.
Contradiction: Gauve said no.