Anchor: One was a big fat sort of chap.
Entailed: One chap was rather obese to say the least.
Contradiction: One was a skinny sort of chap, almost anorexic.
Contradiction: Two men are doing jumping jacks.
Contradiction: A worker makes a phone call
Contradiction: Your drug test came out all negative, so we're good to go!
Contradiction: I'd be at the pool by 4.