Anchor: A man is walking a tightrope a few feet off the ground on a sidewalk as a woman takes a photo.
Entailed: The man is balancing.
Contradiction: The man is sitting on the rope.
Contradiction: Everybody in the office approved the sales trips Ron took with the businessmen.
Contradiction: Ductwork from the economizer outlet to the SCR reactor and back to the air preheater inlet must be accommodated, it doesn't matter where the SCR reactor is.
Contradiction: This is one of the best case studies you have presented.
Contradiction: It's noisy in there.