Anchor: Crop yield is poor, partly because of the chronic lack of water, and fields once tended are now deserted.
Entailed: The chronic lack of water has partially led to poor crop yield.
Contradiction: The chronic lack of water had nothing to do with the poor crop yield.
Contradiction: Two men smiling while eating pizza.
Contradiction: a man looks at the camera
Contradiction: Don't do that without friends
Contradiction: They had choices while they lived at home.