Anchor: Several employees working on an underground rail track.
Entailed: Employees working on an underground rail track.
Contradiction: Several employees working on an above ground rail track.
Contradiction: The couple is old with no teeth.
Contradiction: Two guys play instruments.
Contradiction: To claim hat all slate readers like the phrase, 'at the end of the day', is not correct because some were bothered by it.
Contradiction: Society was looking forward to the future.