Both castle Kingside in same move. Double Check Mate, later. Charousek vs J Wollner, 1893  (C21) Center Game, 19 moves, 1-0 Rook passes a danger square-- OK to castle at 14. ... O-O-O Averbakh vs C Purdy, 1960  (A16) English, 48 moves, 1-0 Rook passes thru danger, but castling at 17...O-O-O is fine A Novopashin vs Korchnoi, 1962  (B97) Sicilian, Najdorf, 42 moves, 0-1 White King came back to its Array position, so no Castling. W Heidenfeld vs N Kerins, 1973  (C00) French Defense, 32 moves, 0-1 18. O-O is allowed, even though Rook is in danger. Korchnoi vs Karpov, 1974  (E17) Queen's Indian, 19 moves, 1-0 15. O-O-O loses Pawn by 15...Qxa2 15. O-O would be much better. Adorjan vs J Flesch, 1975  (B17) Caro-Kann, Steinitz Variation, 31 moves, 1-0 No castling Queenside after 19...Qxc1+-- castling path is 'busy Polugaevsky vs A Haik, 1984 (A42) Modern Defense, Averbakh System, 34 moves, 1-0 Castling prevents castling at 9. ... O-O (and a B Sacrifice) G Orlov vs Glek, 1987  (A04) Reti Opening, 28 moves, 0-1 See 15. Qxc8+, 15...Rxc8 and 16...Kd7 for no castling positions J Murey vs H Stefansson, 1989 (D43) Queen's Gambit Declined Semi-Slav, 31 moves, 1/2-1/2 Castling not allowed after 12. Kf1, 14. Qxc8+ and 14...Rxc8. J Jirka vs J Strejc, 1993 (B32) Sicilian, 26 moves, 1/2-1/2 No castling Queenside after 13...Bxc1 and 3 other positions! Ljubojevic vs Karpov, 1995  (B11) Caro-Kann, Two Knights, 3...Bg4, 51 moves, 0-1 Castling prevents castling (KS only) at 20. O-O N Khurtsidze vs A Stefanova, 1995 (D15) Queen's Gambit Declined Slav, 46 moves, 0-1 Both players castle on opposite sides on the same move J Polgar vs Kramnik, 1996 (B57) Sicilian, 20 moves, 1/2-1/2 No Queenside castling after 11. Nxc8-- castling path is 'busy' Anand vs Ljubojevic, 1996  (C48) Four Knights, 20 moves, 1-0 White castles QS after 12...Rxb2-- King safe, Rook thru danger. Adams vs Dreev, 1997  (B58) Sicilian, 54 moves, 1-0 Both players castle Queenside on the same move. A Reprintsev vs S Gavritenkov, 1999  (C32) King's Gambit Declined, Falkbeer Counter Gambit, 23 moves, 0-1 Castling problems after 13...Qc8, 14. Bb6, 16. Rb1 and 18.Qh4. A Karlovich vs N Hryhorenko, 2001  (C15) French, Winawer, 26 moves, 1-0 Both players castle Queenside on the same move. Navara vs V Malakhov, 2017 (C45) Scotch Game, 41 moves, 1-0 Both players castle Kingside on the same move. A Timofeev vs Khismatullin, 2018  (D37) Queen's Gambit Declined, 27 moves, 0-1 17...O-O-O is OK-- Rook's path attacked, but loses Queen next! K Georgiev vs R C Sanchez Alvarez, 2018  (D31) Queen's Gambit Declined, 18 moves, 1-0 Castling by White makes Check and Skewer tactics. W N Watson vs Westerinen, 1989 (C60) Ruy Lopez, 33 moves, 1-0 EOG is a Castling Mate by White Mason vs Dr. S, 1882  (000) Chess variants, 18 moves, 1-0 22 games