Anchor: Tommy started in pursuit at once, and was in time to see them turn the corner of the street.
Entailed: Tommy chased after them and saw them go round the street corner.
Contradiction: Tommy didn't have the energy to chase them, so he didn't.
Contradiction: A child is in his bedroom sleeping
Contradiction: Two girls sitting.
Contradiction: The collie is asleep in the grass.
Contradiction: A person in dark colored pants is twisting himself.