[Event "URS-ch20 Semifinal"]
[Site "Riga"]
[Date "1952.05.30"]
[Round "10"]
[White "Ragozin, Viacheslav"]
[Black "Chaplinsky, Edgar"]
[Result "1/2-1/2"]
1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bd3 O-O 6. O-O Nc6 7. c3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Nc4 Nh5 11. Re1 b6 12. Be3 Bb7 13. Qc2 Qh4 14. Nd2 Rad8 15. g3 Qh3 16. Rad1 Kh8 17. Bf1 Qe6 18. Bg2 Qc6 19. Bf3 Qe8 20. Bg2 Qc6 21. Bf3 1/2-1/2