Can you pick out Wilt Chamberlain?

Wilt Chamberlain is best known for the number 100, but on Tuesday he would have turned 77 years old. In honor of his birthday, Sports Illustrated’s Andy Gray dug this picture out of the vault and posted it on Twitter. He poses a very serious question:

Well, can you? We’ll give you two guesses, but hope you’ll only need one.

It wasn’t easy for Chamberlain growing up as kid because of his freakish height. He talked about it in this interview from 1987.