Sentence 1: Ozone is the best example; it forms in the atmosphere through a series of complex, non-linear chemical interactions of precursor pollutants, particularly certain classes of volatile organic compounds (VOCs) and nitrogen oxides (NOx).

Sentence 2: A great fitting example is ozone, said the biology teacher who was explaining the greenhouse effect

If the first sentence is true, then is the second sentence true?
it is not possible to tell