Sentence 1: A young man in a black shirt is looking at and pointing to a message on a giant machine bearing the brand name 'Blackberry.' Sentence 2: A young man is familiar with the brand of that giant machine.


Context: "A young man in a black shirt is looking at and pointing to a message on a giant machine bearing the brand name "Blackberry."" Claim: "A young man is familiar with the brand of that giant machine."
Considering the context, is the claim true, false, or unknown?