Anchor: A woman just let go of a bowling ball at the bowling alley.
Entailed: a woman is at the bowling alley.
Contradiction: a woman is at home.
Contradiction: I wasn't trying to think about Asimov's Robot series.
Contradiction:  This type of training has been done by very few in the country.
Contradiction: dog sits on tv
Contradiction: The snowboarder flies high.