Chess game between FM Jermo Kooijmans and FM Tim Mazajchik in Round 5: Kooijmans, Jermo - Mazajchik, Tim, Round 5.4. Result: 0-1.
Round 5.4 · Jun 28, 2026 · 0-1 · TC 60+30
A13 · English Opening: Agincourt Defense, Catalan Defense Accepted
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