Ulf Andersson vs Gennadi Sosonko — IBM Amsterdam Grandmaster Group A 1979, Round 11

-- Stockfish 19

-- Engine disabled.

1. c4 c5

2. Nf3 Nc6

3. b3 Nf6

4. Bb2 e6

5. e3 Be7

6. Be2 O-O

7. d4 cxd4

8. Nxd4 Qa5+

9. Qd2 Qxd2+

10. Nxd2 Nxd4

11. Bxd4 b6

12. Bf3 Rb8

13. O-O-O Rd8

14. Kb2 Ba6

15. e4 Bb7

16. e5 Ne8

17. Bxb7 Rxb7

18. Ne4 d5

19. exd6 Nxd6

20. Nxd6 Rxd6

1/2-1/2

[Event "IBM-19 Grootmeestergroep A"]
[Site "Amsterdam"]
[Date "1979.07.24"]
[Round "11"]
[White "Andersson, Ulf"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2560"]
[BlackElo "2535"]

1. c4 c5 2. Nf3 Nc6 3. b3 Nf6 4. Bb2 e6 5. e3 Be7 6. Be2 O-O 7. d4 cxd4 8. Nxd4 Qa5+ 9. Qd2 Qxd2+ 10. Nxd2 Nxd4 11. Bxd4 b6 12. Bf3 Rb8 13. O-O-O Rd8 14. Kb2 Ba6 15. e4 Bb7 16. e5 Ne8 17. Bxb7 Rxb7 18. Ne4 d5 19. exd6 Nxd6 20. Nxd6 Rxd6 1/2-1/2