Anchor: A bicyclist rides on ramps.
Entailed: A person rides a bike on ramps.
Contradiction: A rollerblading female uses a ramp to jump in the air on her roller blades.
Contradiction: Snorkeling is best done in open waters 200 miles off the coast.
Contradiction: There is a child watching a baby.
Contradiction: A man sketches a white man.
Contradiction: The standard is what the item should be priced.