269- A definite illegal game. This cannot be possible! I Nikolic vs G Arsovic, 1989  (E95) King's Indian, Orthodox, 7...Nbd7, 8.Re1, 255 moves, 1/2-1/2 191- This is impossible Seirawan vs Xu Jun, 1988  (D30) Queen's Gambit Declined, 191 moves, 1/2-1/2 182- 50-move rule not in effect Nakamura vs C Zhu, 2004  (D45) Queen's Gambit Declined Semi-Slav, 182 moves, 1/2-1/2 3 games