Anchor: The rain fell as the sun dropped behind the western wall.
Entailed: As the sun set behind the western wall, rain fell.
Contradiction: As the sun set behind the northern wall, rain fell.
Contradiction: The group of friends are on the helicopter in the air.
Contradiction: The chamber commerce usually extends the profitable season by a week or two after the festivities.
Contradiction: The lady swims in the stream
Contradiction: Book rates aren't based on shape or machinability