Text: so that part's one problem i i wonder about the whole CFC issue i've i've read some papers from some some scientist that don't get published that well because of their opposition to that saying that they're really not sure that the CFC's are the main problem yes we have a ozone problem but is it
Entailment: Some non-popular scientists have come out saying CFC's may not be the main problem.
Contradiction: I don't know what any scientists have to say about CFCs.