[Event "Bogoljubov - Rubinstein"] [Site "Stockholm SWE"] [Date "1920.01.??"] [EventDate "1920.01.??"] [Round "1"] [Result "0-1"] [White "Efim Bogoljubov"] [Black "Akiba Rubinstein"] [ECO "D30"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "98"] 1.d4 {Notes from the "American Chess Bulletin", 1920.} d5 2.c4 e6 3.Nf3 a6 4.cxd5 exd5 5.Nc3 Be7 6.Qb3 Nf6 7.Bg5 c6 8.e3 Nbd7 9.Bd3 O-O 10.O-O Ne4 11.Bf4 Ndf6 12.Rac1 Bd6 13.Bxd6 Qxd6 14.Bxe4 Nxe4 15.Nxe4 dxe4 16.Ne5 Qe7 {Necessary before playing ....Be6. White is exerting considerable pressure upon the queen's wing.} 17.a4 Be6 18.Qc2 f6 19.Nc4 Qb4 20.a5 Rad8 21.Qd2 Qb5 {An exchange of queens would not be to Black's advantage, inasmuch as the knight would be somewhat stronger than the bishop in the ensuing ending.} 22.Na3 Qg5 {Now Black threatens 23...c5.} 23.b4 Bh3 24.f4 exf3 25.Rxf3 Be6 26.Rg3 Qd5 27.Nc4 Rfe8 28.Nb6 Qd6 29.Na4 Re7 30.Nc5 Rde8 31.Rf1 Bf7 32.Rf4 Kh8 33.Qf2 Bg8 34.h4 {?!} h6 35.Rgf3 Bh7 36.g4 Bg6 37.Rg3 Qd5 38.g5 fxg5 39.hxg5 h5 40.Rf8+ Kh7 41.Rxe8 Rxe8 {The recapture is forced, for if 41...Bxe8 42.Qf8 Qd6 43.Ne4 Qc7 44.Nf6+! gxf6 45.Qh6+ and White wins.} 42.Qf3 {White was under time pressure here, in consequence of which he made a move that cost him a couple of pawns. If 42.Nxb7? Rb8 43.Nc5 Rxb4, with a winning position for Black.} Qc4 43.Nd7 Qxb4 44.Ne5 Rf8 45.Qe2 Qxa5 46.Rh3 Qa1+ 47.Kh2 Qf1 48.Qxf1 Rxf1 49.Nd7 Bf5 0-1