Chess game between Yusuf Ziya Kobyaoglu and Ergin Ciftci in Round 4: Kobyaoglu, Yusuf Ziya - Ciftci, Ergin, Round 4.6. Result: 0-1.
Round 4.6 · May 18, 2026 · 0-1 · TC 90+30
B28 · Sicilian Defense: O'Kelly Variation, Yerevan System
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