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Yuri Alvear of Colombia (blue) competes against Laura Vargas Koch of Germany during their women's under
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Sally Conway v Laura Vargas Koch Women -70 kg London Prepares International Invitational Judo test event, Dec 2011 at the ExCel Stock Photo - Alamy
Vargas Koch Laura - RWTH AACHEN UNIVERSITY UnRAVeL – UNcertainty and Randomness in Algorithms, VErification and Logic - English
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