Anchor: My mother, at the time of her death, and for some time before it, was taking a tonic containing strychnine.
Entailed: My mother was drinking a tonic when she died.
Contradiction: My mother was not drinking anything when she died.
Contradiction: Five children swim in the pool.
Contradiction: There are teens looking out at something.
Contradiction: A man watches another man steal his son's bike.
Contradiction: There is a mother