Mark C Diesen vs Ulf Andersson — Costa del Sol-18, Round ?

-- Stockfish 19

-- Engine disabled.

1. d4 Nf6

2. c4 e6

3. g3 c5

4. Nf3 cxd4

5. Nxd4 Bb4+

6. Bd2 Qb6

7. Bxb4 Qxb4+

8. Nc3 Nc6

9. Nb5 O-O

10. e3 d5

11. a3 Qa5

12. c5 Qd8

13. Rc1 Rb8

14. b4 a5

15. Qa4 Bd7

16. Qb3 axb4

17. axb4 e5

18. Bg2 Be6

19. Rd1 d4

20. Qb1 Qe7

21. Ne4 dxe3

22. Nxf6+ Qxf6

23. fxe3 Ra8

24. Rd6 Qg5

25. Qc1 Ra1

26. Qxa1 Qxe3+

0-1

[Event "Costa del Sol-18"]
[Site "Torremolinos"]
[Date "1978.??.??"]
[Round "?"]
[White "Diesen, Mark C"]
[Black "Andersson, Ulf"]
[Result "0-1"]
[WhiteElo "2220"]
[BlackElo "2545"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Bb4+ 6. Bd2 Qb6 7. Bxb4 Qxb4+ 8. Nc3 Nc6 9. Nb5 O-O 10. e3 d5 11. a3 Qa5 12. c5 Qd8 13. Rc1 Rb8 14. b4 a5 15. Qa4 Bd7 16. Qb3 axb4 17. axb4 e5 18. Bg2 Be6 19. Rd1 d4 20. Qb1 Qe7 21. Ne4 dxe3 22. Nxf6+ Qxf6 23. fxe3 Ra8 24. Rd6 Qg5 25. Qc1 Ra1 26. Qxa1 Qxe3+ 0-1