Anchor: If Posner tells Microsoft that, on this occasion, the government has a point, Microsoft will be hard put to disagree.
Entailed: Microsoft will have trouble disagreeing.
Contradiction: It will be easy for Microsoft to disagree.
Contradiction: A man is sleeping.
Contradiction: When the Soviets participated in propagandizing, we mocked it.
Contradiction: The lead guitarist is in the middle of his solo and the rest of the band left stage.
Contradiction: The net effect of a tax incentive on national saving depends on whether the tax incentive induces enough additional personal saving