Anchor: A big green tractor pulls a red attachment along a weeded area.
Entailed: The large tractor pulls  something through the weeds.
Contradiction: The farmer pulls weeds by hand in his field.
Contradiction: The topic of risk reductions from air pollution was not addressed at all.
Contradiction: yes, quite a bit
Contradiction: The people are walking on sand.
Contradiction: There is a woman standing in a small kitchen.