Ralek Gracie is the nephew of a retired mixed martial artist who was born in which year ?
Rickson Gracie Rickson Gracie (] ; born November 21, 1958) is a Brazilian 9th degree red belt in Gracie Jiu-Jitsu and a retired mixed martial artist. He is a member of the Gracie family: the son of Hélio Gracie, brother to Rorion and Relson Gracie, and half-brother to Rolker, Royce, Robin and Royler Gracie. In November 2014 he became an inductee of the Legends of MMA Hall of Fame, alongside Big John McCarthy, Pat Miletich, and Fedor Emelianenko.
Ricardo Arona Ricardo Arona (] ; born July 17, 1978) is a retired Brazilian mixed martial artist. He has competed in PRIDE Fighting Championships and RINGS in his mixed martial arts career, and was a member of Brazilian Top Team. He is the former RINGS Middleweight Champion, as well as the 2001 RINGS Middleweight Championship Tournament Winner, and 2005 PRIDE Middleweight Grand Prix Runner-Up. In submission wrestling, he holds an undefeated record of 13-0, never losing a single point in a match, and is a three-time ADCC Champion. He has notable wins in both MMA and submission grappling competition over Tito Ortiz, Jeff Monson, Renato Sobral, Vitor Belfort, Mark Kerr, Kazushi Sakuraba, Wanderlei Silva, Dan Henderson, Alistair Overeem, Murilo Rua, Jeremy Horn, Guy Mezger, and Dean Lister.