Anchor: Three men on a dirty river.
Entailed: Guys are on a body of water.
Contradiction: Men are picking up litter at the beach.
Contradiction: The men are being sprayed with cans of paint while they are passes out drunk in the alley.
Contradiction: The IRS faces a challenge.
Contradiction: The dog is biting a bone
Contradiction: A vast internal ocean roiling the surface.