International
Europe
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Ioannideia 2019 Optimist Mediterranean Championship
Famagusta Nautical Club
Cyprus
Regional
Europe
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International Suleymanpasa Optimist Cup ( ISOC)
Tekirdag Sailing Club
Turkey
National
Europe
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International Championship of the Polish Optimist Dinghy Association 2019
Dziwnow - Pomorska Bay of Baltic Sea
Poland
International
North America & Caribbean
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2019 Optimist North American Championship
Nassau
Bahamas
National
Europe
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United 4 Sailing Regatta
Regatta Center Medemblik, Medemblik the Netherlands
Netherlands