Premise: "A woman wearing brown boots and holding a red cup walks through a large outdoor crowd."\nHypothesis: "A woman is drinking alcohol at a concert."\nDo we know that the hypothesis entailed by the premise?
A step-by-step solution is:
it is not possible to tell
A woman holding a cup doesn't imply drinking alcohol and walking through a crowd doesn't imply a concert.

.

Final answer: it is not possible to tell