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Krzysztof Olszewski

Nationality Poland Age 50

Blue belt in Jiu-Jitsu

Competed on UAE Jiu Jitsu Federation

Blue belt

Achieved 2016

Competed as blue belt on UAE Jiu Jitsu Federation

2019-04-23 - ABU DHABI WORLD MASTERS JIU-JITSU CHAMPIONSHIP 2019

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Roger Gracie Academy

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