Anchor: Several people participating in a marathon
Entailed: A lot of people are running outside.
Contradiction: Several people are lying on the ground in protest.
Contradiction: Three men sprinting at the beach to test eachother's speed.
Contradiction: You are not allowed to go to a different one.
Contradiction: The ugly old secretary did nothing to tip off investigator's in the presidential harassment suit. 
Contradiction: A truck is unloading rocks while 3 people watch between two buildings.