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Event
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Arbiter
Campeonato Panamericano Amateur U2300 2019
Dec19
Arbiter
Campeonato Panamericano Amateur Blitz U2300 2019
Dec19
Chief
I Torneo Clasico Cerrado Uvieta 2019
Dec19
Arbiter
Campeonato Nacional Ajedrez Rapido por Equipos FCA 2018
Sep18
Arbiter
Campeonato Nacional de Tercera Categoria 2018
Sep18
Deputy
Campeonato Nacional Absoluto
Jan13
Chief
Nacional Abierto 2011 Jorge van der Laat Ulloa
May12
Chief
Costa Rica Women National Championship 2011
May12
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