Anchor: Nevertheless, the percentage of children on Ritalin has doubled since then.
Entailed: The percentage of children on Ritalin used to be lower at some point in the past.
Contradiction: The percentage of children on Ritalin has never been lower than current.
Contradiction: I love watching shows like LA Law.
Contradiction: People slide over a surface.
Contradiction: the birds eat pigs
Contradiction: a skier is airborne