Anchor: People sit on a park bench while others jog on a path.
Entailed: People are sitting on a park bench.
Contradiction: People are sitting on the grass in the park.
Contradiction: The yankee patrol never arrived.
Contradiction: Auditor have to assess policies and control deficiencies
Contradiction: This research is not about interventions for alcohol problems.
Contradiction: a hot air balloon is ready to go up