Anchor: a small patch where there was no color, and yet the sky there was not black.
Entailed: One patch of sky held no color, and yet neither was it black.
Contradiction: The sky blanketed his vision with an endless expanse of blue.
Contradiction: The woman is wearing a bikini.
Contradiction: The woman has trouble seeing.
Contradiction: The cost of making the changes decreases after you pass a decision.
Contradiction: A man is sitting on a machine.