Anchor: there are people cooking under a tent and wearing big white chef hats.
Entailed: People cooking under a tent with white chef hats.
Contradiction: People cooking in a building wearing  blue hats.
Contradiction: A boy gets sleepy.
Contradiction: a bird was on rocks
Contradiction: That's not really very interesting because none of my children are in the military.
Contradiction: They are only useful when uncertainties are involved with contract performance.