Premise: "A person wakeboards on a bright yellow board wearing pink shirts a white vest and black helmet."\nHypothesis: "A person is competing in the national wakeboarding competition and he is sponsored by billabong."\nDo we know that the hypothesis entailed by the premise?
Let's think step by step.
it is not possible to tell
A person wakeboarding does not have to be in the national wakeboarding competition.

.

Final answer: it is not possible to tell