Anchor: The falls are especially impressive after a summer rain, when the sunshine produces a single or even double rainbow in the spray.
Entailed: After a rain, there is a magnificent view of a single or double rainbow over the falls.
Contradiction: The falls were marvelous once but they dried and nobody goes there.
Contradiction: The baby is standing up.
Contradiction: A teen is outside on his bicycle
Contradiction: Healey told it had to be blue. 
Contradiction: You are free to explain the flameout however you want.