Anchor: Three people standing on a stone wall.
Entailed: There are people standing on a wall.
Contradiction: Three people are sitting on a brick ledge.
Contradiction: There's no roofing and we're in perpetual danger.
Contradiction: Two boys stand on a pile of rocks.
Contradiction: The woman is expertly piloting a spacecraft among a barrage of closely-clustered asteroids.
Contradiction: A person is walking their dog outside near a building.