[Event "URS-ch20 Semifinal"]
[Site "Riga"]
[Date "1952.06.13"]
[Round "17"]
[White "Chaplinsky, Edgar"]
[Black "Ravinsky, Grigory Ionovich"]
[Result "1/2-1/2"]
1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Bd3 dxc4 7. Bxc4 c5 8. Nf3 cxd4 9. exd4 a6 10. O-O b5 11. Bb3 Bb7 12. Qe2 Nbd7 13. Ne5 Nb6 14. Rfe1 Nfd5 15. Be3 Nxc3 16. bxc3 Nd5 17. Qd3 Bg5 18. a4 Rc8 19. axb5 axb5 20. Rec1 Rc7 21. Rab1 Nf4 22. Bxf4 Bxf4 23. Re1 Qg5 24. g3 Bxe5 25. Rxe5 Qf6 26. Re3 Qg6 27. Bc2 Qxd3 28. Bxd3 Rd8 29. Rxb5 Bd5 30. c4 Bxc4 1/2-1/2