Anchor: A seesaw to make a man dizzy, or maybe the vertigo he felt was the product of too much sun, dust, and riding.
Entailed: He may have had vertigo caused by too much sun, dust, and riding.
Contradiction: He did not feel any vertigo.
Contradiction: Children can not see what is happening in a horse-drawn carriage.
Contradiction: Two musicians are on their way back from the beach.
Contradiction: dogs running to a track
Contradiction: I've never owned a trailer, so I use a tent.