The airplane probably did not get cleaned properly and so it smelled of vomit and dirty diapers which is very pungent and unpleasant.
Context: The airplane smelled like it hadn't been cleaned for months.
Hypothesis: The airplane smelled like vomit and dirty diapers, suggesting they had it cleaned it right before the passengers showed up.

Given this context, determine if the hypothesis is true (Yes, no, or unknown)?