Chess game between FM Aurelio Colmenares and IM Gabriel Gaehwiler in Swiss National League A 2026 (SMM NLA), Round 4, board 5. Result: 0-1.
Round 4 · Board 5 · Jun 20, 2026 · 0-1 · TC 90min + 30 sec + 30min after move 40
D20 · Queen's Gambit Accepted: Old Variation
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