Black lost at move 65 L'Ami vs H Melkumyan, 2015  (D85) Grunfeld, 80 moves, 1-0 White missed a win at move 58 W Hartston vs E Mortensen, 1979  (D38) Queen's Gambit Declined, Ragozin Variation, 68 moves, 1/2-1/2 The position at move 41 (W to move) is interesting A Muzychuk vs Lagno, 2024  (C84) Ruy Lopez, Closed, 44 moves, 1/2-1/2 The position at move 80 (W to move) is interesting Caruana vs Firouzja, 2024  (C53) Giuoco Piano, 85 moves, 0-1 The position at move 50 (W to move) is interesting M Ujtelky vs Gligoric, 1965 (A10) English, 63 moves, 0-1 The position at move 66 (W to move) is interesting J Bellon Lopez vs Polugaevsky, 1972 (A01) Nimzovich-Larsen Attack, 71 moves, 0-1 The position at move 68 (W to move) is interesting A Zaitsev vs Geller, 1969 (E61) King's Indian, 73 moves, 0-1 The position at move 47 (W to move) is interesting Kholmov vs Taimanov, 1969  (B44) Sicilian, 62 moves, 0-1 The position at move 50 (W to move) is interesting Schlechter vs K de Weydlich, 1894  (B73) Sicilian, Dragon, Classical, 62 moves, 0-1 The position at move 52 (W to move) is interesting C Walbrodt vs A Zinkl, 1894  (C13) French, 65 moves, 1/2-1/2 The position at move 55 (B to move) is interesting M Muzychuk vs I Krush, 2012  (B25) Sicilian, Closed, 67 moves, 1/2-1/2 The position at move 61 (B to move) is interesting Pachman vs M Blau, 1947 (C99) Ruy Lopez, Closed, Chigorin, 12...cd, 71 moves, 1-0 The position at move 56 (B to move) is interesting Dubov vs J Tin, 2024 (D14) Queen's Gambit Declined Slav, Exchange Variation, 74 moves, 1-0 The position at move 60 (B to move) is interesting Tal vs Petrosian, 1958  (C97) Ruy Lopez, Closed, Chigorin, 73 moves, 1/2-1/2 The position at move 55 (W to move) is interesting N M Abbasi vs D Gurevich, 1994 (B64) Sicilian, Richter-Rauzer Attack, 60 moves, 0-1 The position at move 33 (B to move) is interesting Abdusattorov vs B Subramaniyam, 2024  (C65) Ruy Lopez, Berlin Defense, 45 moves, 1-0 The position at move 35 (B to move) is interesting Duda vs Naroditsky, 2024  (E94) King's Indian, Orthodox, 40 moves, 1-0 White is better in the final position K Stoumbos vs R Pogorelov, 2005  (B48) Sicilian, Taimanov Variation, 34 moves, 1/2-1/2 18 games