22... f1=N & 23... exf1=N+ G MacDonnell vs Bird, 1874  (C39) King's Gambit Accepted, 38 moves, 0-1 57. g8=N & 79. c8=N+ V Zurakhov vs Koblents, 1956  (C11) French, 80 moves, 1-0 46. c8=N+ & 47 .bxc8=N+ S Schweber vs B Wexler, 1964  (B42) Sicilian, Kan, 47 moves, 1-0 19. exf8=N+ & 20... gxf1=N+ P Valdez vs J Xu, 1989  (A26) English, 22 moves, 0-1 42... c1=N & 52.g8=N G J Rauw vs A Haast, 2009  (C69) Ruy Lopez, Exchange, Gligoric Variation, 53 moves, 1/2-1/2 72. g8=N+ & 73. h8=N+ K Kucuksari vs A Betaneli, 2017  (E04) Catalan, Open, 5.Nf3, 120 moves, 1/2-1/2 6 games