Let's look at the 10 sources: Number 1 is from a Gracie school, 2 is the IBJJF listing showing Jorge's rank, 3 is a black belt article on the Gracie family history where he merits a paragraph and is the 19th Gracie listed, 4 is the BJJ Heroes biography listing his achievements as "N/A", 5 appears to be a passing mention, 6 mentions him solely in the context of refusing a prearranged fight, 7 is a self-published book, 8 is a fight announcement, 9 is for an MMA Hall of Fame where anyone can nominate and people are welcome to vote on Facebook and Twitter (martial arts HOFs are not considered indicators of notability), and 10 is a passing mention from a non-independent source on Helio's 100th birthday
Sentence type: imperative