[Event "cr SCCA-100"]
[Site "?"]
[Date "1984.??.??"]
[Round "?"]
[White "Povah, Nigel E (ENG)"]
[Black "Diaconescu, Paul (ROM)"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2475"]
[BlackElo "2400"]
[Annotator "Notes by Nigel Povah"]
[PlyCount "49"]
[EventDate "1984.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. g3 Nc6 7. Bg2 Be7 ({
Informator hints at:} 7... cxd4 {as best.  After} 8. Nxd4 Nxc3 9. bxc3 Nxd4 10.
Qxd4 Qxd4 11. cxd4 Bd6 {White must try} 12. Bf4 {if he wants to win.}) 8. O-O
O-O 9. e4 Ndb4 {If this proves to be busted by White's reply, then} ({
Black also has} 9... Nxc3 10. bxc3 b6) ({and} 9... Nb6 10. d5 exd5 11. exd5 Nb4
{as theoretical tries.}) 10. dxc5 $1 {An improvement noted by John Watson.}
10... Bxc5 (10... Nd3 11. Qe2 Nxc1 12. Raxc1 Bxc5 13. Rfd1 {
and White threatens e5.}) 11. e5 Be7 ({Watson gives:} 11... Qxd1 12. Rxd1 Nc2
13. Rb1 N2d4 14. Bf4 $16) (11... b6 $6 12. a3 Qxd1 13. Rxd1 Nd5 14. Nxd5 exd5
15. b4 Be7 16. Rxd5 $16) (11... Nd5 $5 12. Ne4 Be7 13. a3 b6 14. Qc2 Bb7 15.
Neg5 g6 16. Qe4 $16) 12. a3 Nd3 13. Qe2 Nxc1 14. Raxc1 Qa5 15. Rfd1 a6 $5 (
15... Rd8 16. Nb5 Qa6 17. Bf1 Bd7 18. Qe3 {with Black exchanging queens by:}
18... Qb6 {and tolerating a lot of endgame pressure, was Korchnoi-Hubner,
Johannesburg, 1981.}) 16. Nd4 $1 Nxd4 ({Alternatively,} 16... Bd7 17. Nf5 $5
exf5 18. Rxd7 Bg5 19. f4 Qb6+ 20. Kh1 $16) 17. Rxd4 Rd8 18. Rcd1 ({Maybe} 18.
Rxd8+ {is also good.}) 18... Rxd4 19. Rxd4 Rb8 20. Qd2 $1 b5 (20... Qc7 21. Ne4
b5 22. Nd6) (20... h6 21. Nd5 Qxd2 22. Nxe7+ Kf8 23. Ng6+ fxg6 24. Rxd2 Ke7 25.
Rd6 {followed by b4 and Bh3.}) 21. b4 Qb6 22. Ne4 Bb7 23. Nf6+ $1 Bxf6 (23...
gxf6 24. Rg4+ Kh8 25. Qh6 Rg8 26. Rh4 Rg7 27. exf6 Bxf6 28. Qxf6 $18 {
and the threats of Rg4 and Bxb7 are too much.}) 24. exf6 gxf6 (24... Bxg2 25.
Qg5) (24... e5 25. Rd6 {then Qg5.}) (24... h6 25. Rg4 g5 26. Rxg5+ hxg5 27.
Qxg5+ Kf8 28. Qg7+ {and White picks up rook and bishop.}) 25. Rd6 $1 (25. Rd6
Qc7 26. Rd7 Qb6 27. Qd1 $3 Bc6 (27... Bxg2 28. Qg4+ Kh8 (28... Kf8 29. Qh5) 29.
Rxf7 Rg8 30. Qh4 {threatening two mates.}) 28. Rd6 Rc8 29. Qc2 {
winning the piece.}) 1-0

