Anchor: A sentry post on the main house was occupied twenty-four hours a day by relays of Pimas.
Entailed: Relays of Pimas occupied a sentry post on the main house.
Contradiction: A sentry post at the main house remained unoccupied. 
Contradiction: young girls play flag football
Contradiction: Is it actually you?
Contradiction: There are people sitting outdoors
Contradiction: Participants know a lot about finance.