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Derr Oleg scored 4.5/8 from 8 scored games (3 wins, 3 draws, 2 losses). The average listed opponent rating was 2173. The best listed performance rating was 2217.","links":{"profile":"https://chess.p-gengler.com/en/players/derr-oleg-ger-467","seasonPage":"https://chess.p-gengler.com/en/players/derr-oleg-ger-467/seasons/2025-2026","json":"https://chess.p-gengler.com/api/players/derr-oleg-ger-467/seasons/2025-2026","search":"https://chess.p-gengler.com/api/search?q=Derr%20Oleg"}}