Anchor: A group of orange-clad workers surrounds a railroad track.
Entailed: A group or workers are surrounding a railroad track.
Contradiction: The workers are eating at a restaurant.
Contradiction: The man is cooking
Contradiction: She was modest and reserved when she answered the bell. 
Contradiction: A dog is playing on the beach.
Contradiction: The climate here is distinct as many temperature extremes are uncommon and days are consistently warm always.