[Event "URS-ch06 Quarterfinal Group 2"]
[Site "Odessa"]
[Date "1929.09.05"]
[Round "6"]
[White "Nenarokov, Vladimir Ivanovich"]
[Black "Ragozin, Viacheslav"]
[Result "1/2-1/2"]
[SetUp "1"]
[FEN "r6k/p1q2p1p/4p3/1p1p4/2pbpP2/8/PPQN3P/R4R1K b - - 0 23"]

23... f5 24. Rae1 Rg8 25. Nb3 Bb6 26. Qc3+ e5 27. Nd2 e3 28. Nf3 d4 29. Qb4 d3 30. Rg1 Rxg1+ 31. Rxg1 Qc5 32. Nxe5 h6 33. Qc3 Qd4 34. Qa3 Qc5 35. Qc3 Qd4 1/2-1/2