Premise: "Man in yellow shirt and red cap holding beers at a sport event."\nHypothesis: "Sad man in yellow shirt and red cap holding beers at a sport event."\nDo we know that the hypothesis entailed by the premise?
Let's think step by step.
it is not possible to tell
A man in yellow shirt holding beers need not necessarily be a SAD man.

.

Therefore, the answer is it is not possible to tell