Anchor: a brown dog running through the dirty muddy grass
Entailed: A brown dog is running through mud and grass.
Contradiction: A dog is walking with its owner down the sidewalk.
Contradiction: The boy looks out the airplane window.
Contradiction: Some kids play near cows.
Contradiction: The men are at home sitting on the couch.
Contradiction: Ralph Nader and Pat Buchanan represent democrats and republicans with extreme views.