Anchor: Spring offers the fresh green of grasses in the valley and bracken on the hills.
Entailed: The valley contains grasses.
Contradiction: There is no grass to be seen anywhere.
Contradiction: A clown is putting on a show for kids.
Contradiction: The greatest source of power in the American democracy is the people.
Contradiction: a truck passing by
Contradiction: A steady supply of pop groups come from their factories.