Anchor: A group of people watch a vintage steam locomotive (with coal car) on a track, separated by a chain link fence.
Entailed: A group of people are watching a locomotive.
Contradiction: A group of people is lounging on the grass, waiting for fireworks to start.
Contradiction: They did not need the gloves during the fight.
Contradiction: A janitor is going to clean the train station
Contradiction: We always slept in tents when we camped. 
Contradiction: Attestation engagements are governed by GAGAS and the AICPA.