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Mastiuk Ivan scored 4.5/9 from 9 scored games (4 wins, 1 draw, 4 losses). The average listed opponent rating was 2182.","links":{"profile":"https://www.p-gengler.com/chess/en/players/mastiuk-ivan-ukr-416","seasonPage":"https://www.p-gengler.com/chess/en/players/mastiuk-ivan-ukr-416/seasons/2025-2026","json":"https://www.p-gengler.com/chess/api/players/mastiuk-ivan-ukr-416/seasons/2025-2026","search":"https://www.p-gengler.com/chess/api/search?q=Mastiuk%20Ivan"}}