Anchor: A horse rode past fast, a huge red stallion.
Entailed: A big red horse rode past.
Contradiction: There was a blue horse than rode past fast.
Contradiction: The man in a blue shirt fell into a hay stack.
Contradiction: Men are playing street ball.
Contradiction: The gallery only has one piece of art work by Beatrix.
Contradiction: Drug use by one member of a family is grounds to remove the whole group.