Anchor: Two mosaic workers in white jackets work on an elaborately designed tile floor.
Entailed: Two workers are making a floor.
Contradiction: Two workers are laying down carpet on the floor.
Contradiction: The avenue of approach was under 20 miles long.
Contradiction: Tommy was confused by the secrecy.
Contradiction: All of the audience were completely sober. 
Contradiction: The Hotel Dom Pedro is very large and out of place in this town.