Anchor: People walking on the sidewalk of a large city while traffic goes by.
Entailed: People are not running on the sidewalks.
Contradiction: There is not a single person walking in the city.
Contradiction: Don't do any research and buy things on impulse. 
Contradiction: Legal services in the Rio Grande Valley do not meet the poor's needs.
Contradiction: The young man is sitting in the hospital waiting room while his sister delivers her baby.
Contradiction: There are at least two baskets.