Premise: "A group of people who look to be of all descents playing with some form of fireworks."\nHypothesis: "People of multiple ethnicities are setting off fireworks."\nDo we know that the hypothesis entailed by the premise?
A step-by-step solution is:
it is not possible to tell
People can look to be of different descents without being of multiple ethnicites.

.

So, the answer is it is not possible to tell