Text: alrighty uh i guess our topic today is air pollution and we are to just discuss what substances do you think contribute most to air pollution as well as what society can do to improve the air quality of the atmosphere around us
Entailment: Our topic is air pollution: what substances do you think contribute the most to it, and what can society do to improve air quality?
Contradiction: Do you feel that you've ever been affected negatively by polluted air?