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Derkach Kostiantyn scored 3/9 from 9 scored games (1 win, 4 draws, 4 losses). The average listed opponent rating was 1780.","links":{"profile":"https://www.p-gengler.com/chess/en/players/derkach-kostiantyn-ger-1164","seasonPage":"https://www.p-gengler.com/chess/en/players/derkach-kostiantyn-ger-1164/seasons/2025-2026","json":"https://www.p-gengler.com/chess/api/players/derkach-kostiantyn-ger-1164/seasons/2025-2026","search":"https://www.p-gengler.com/chess/api/search?q=Derkach%20Kostiantyn"}}