Anchor: Here is a picture of people waiting for their turn to cross the street on or for the bus to take them to school or work.
Entailed: People are gathered near a street.
Contradiction: A bus full of school kids rides down the road.
Contradiction:  Limestone stoichiometry is the number of moles of SO2 added per mole of Ca removed.
Contradiction: I hit him with my gun.
Contradiction: A woman plays the violin.
Contradiction: Are there too many words to this sentence?