Anchor: However, the only patients who showed a differential effect from the brief intervention were precontemplators in the 13- to 17-year-old group.
Entailed: Only some patients showed a differential effect.
Contradiction: No one showed an effect.
Contradiction: The dog jumps on the woman's back.
Contradiction: A girl has a pink shirt.
Contradiction: A man washes a car.
Contradiction: In the past there was a tax refund in Colorado.