Anchor: Four hikers are ascending a snow filled mountain topped by steep cliffs.
Entailed: People climb a mountain.
Contradiction: People pitch a tent at the base of a mountain.
Contradiction: Two dogs, two black one brown, are playing in a grass field.
Contradiction: The revaluation affects the net cost of the operation.
Contradiction: The girls are sitting.
Contradiction: Did you spend equal time with both your sons and your daughter?