Anchor: The Nation 's Katha Pollitt takes Putnam's very example, the shift from league bowling to ad hoc bowling, and suggests that [that] story could be told as one of happy progress from a drink-sodden night of spouse-avoidance with the same old faces from work to temperate and spontaneous fun with one's intimate friends and family.
Entailed: Katha Pollitt uses Putnam's example of changing the tone from league bowling to ad hoc bowling.
Contradiction: Putnam took the example of changing the tone of the story from Katha Pollitt.
Contradiction: The train just came off the assembly line.
Contradiction: Metal is concentrated but should not exceed 100 ng/L.
Contradiction: Air pollution has gone up dramatically.
Contradiction: A choir are singing.