[Event "Bad Pistyan"] [Site "?"] [Round "0"] [White "Johner"] [Black "Alekhine"] [Result "0-1"] [ECO "A46"] [Opening "Indian: 2.Nf3 e6"] 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. Nc3 { 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 transposes to the Benoni Defense.} 4... cxd4 5. Nxd4 d5 { Although 5...d5 is not a bad move 5...Bb4 would have been more energetic.} 6. cxd5 Nxd5 7. Ndb5 Bd7 {7...Nc6 would allow White a tactic based on Black's c7 square. 8.Nxd5 exd5 9.Qxd5 Qxd5 10.Nc7+ Kd8 11.Nxd5 when White is a pawn ahead. } 8. e4 Nxc3 9. bxc3 {9.Nxc3 Bc5 would give Black a slight lead in development. } 9... Qa5 10. Rb1 a6 11. Nd6+ Bxd6 12. Qxd6 Qxc3+ 13. Bd2 Qc6 14. Qf4 { White overestimates his attacking chances forgetting that his own king has also been left in the center. 14.Qb4 a5 15.Qxb7 O-O would restore the material balance while giving White the advantage of the bishop pair.} 14... O-O 15. Bd3 e5 {With this pawn sacrifice Black opens lines for his pieces to attack the uncastled White king.} 16. Qxe5 Re8 17. Qd4 { 17.Qg3 Rxe4+ 18.Bxe4 Qxe4+ 19.Be3 Qxb1+ 20.Ke2 Qxh1 21.Bh6 Qa1 wins for Black.} 17... Qg6 {This move stops White from castling due to the pin with 18...Bh3.} 18. f3 {18.O-O Bh3 when White must lose material to stop the threatened mate. 19.g3 Bxf1 20.Kxf1 would leave Black an exchange ahead.} 18... Qxg2 {A surprisi ng response since Black opens the g-file for White's rooks. However, having calculated all the variations Alekhine has come to the conclusion that the resulting complications favor Black.} 19. Rg1 Nc6 20. Qe3 Qxh2 21. Bc3 g6 22. Rxb7 Rad8 {Black's pawn advantage combined with White's king being in the center gives him a winning position.} 23. Bf6 Ne5 24. Be2 { 24.Bxd8 Nxd3+ 25.Kd1 Ba4+ 26.Rb3 Rxd8 would also give Black a winning attack.} 24... Bb5 25. Bxe5 Rxe5 26. Bxb5 Rxb5 27. Rxb5 axb5 { White resigned due to his exposed king and material deficit.} 0-1