Anchor: The people on the street need to be wearing sunscreen.
Entailed: The people on the street have exposed skin.
Contradiction: The sky is covered by clouds
Contradiction: he drank a quart of generic scotch and passed out without first applying sunscreen.
Contradiction: The people are wearing hazmat suits.
Contradiction: The sun is about to explode
Contradiction: the people do not need sunscreen because the sun is not out and it is cloudy