[Event "W Junior Championship Dortmund"] [Site "?"] [Round "0"] [White "Kasparov"] [Black "Kuijpers"] [Result "1-0"] [ECO "E00"] [Opening "Queen's Pawn: Neo-Indian, 3...c5"] 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 { The Benoni Defense leads to sharp and unbalanced positions.} 7. f4 { I consider this to be the true test of the Benoni Defense.} 7... Bg7 8. Bb5+ { This move poses Black a serious problem, since he must decide which piece to interpose with.} 8... Nfd7 {Theory considers this to be the best move.} 9. a4 { This prophylactic move keeps Black from expanding on the queenside with 9...a6 and then 10...b5.} 9... O-O 10. Nf3 a6 11. Be2 Nf6 12. O-O { White can already lay claim to a space advantage.} 12... Qc7 {12...Bg4 13.e5 Nh5 14.Ng5 Bxe2 15.Qxe2 when White intends to trap Black's knight with 16.g4.} 13. e5 Ne8 14. e6 {With this central thrust White is able to turn his space advantage into a kingside attack.} 14... fxe6 15. Bc4 Qe7 { 15...exd5 allows White to win material.} 16. dxe6 Nc7 17. f5 Nc6 18. Bg5 Bf6 19. Ne4 Bxg5 20. Nfxg5 { White now intends to roll Black off the board with 21.f6.} 20... gxf5 21. Nxd6 {White's passed e-pawn combined with the exposed nature of Black's king add up to a winning advantage.} 21... Nd4 22. Qh5 Bxe6 {Black had to do something about the e-pawn, but now more pressure is added to the e-file.} 23. Rae1 { The pin on the e-file proves decisive.} 23... Rf6 24. Nxf5 Nxf5 25. Nxe6 Nxe6 26. Rxe6 Rxe6 27. Qxf5 {A new pin by the bishop ends the game.} 27... Re8 28. Re1 {Black resigned as material loss is unavoidable.} 1-0