[Event "SUI-ch 34th"]
[Site "Lausanne"]
[Date "1930.??.??"]
[EventDate "?"]
[Round "4"]
[Result "0-1"]
[White "Erwin Voellmy"]
[Black "Oskar Naegeli"]
[ECO "E23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "60"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Qa5 7.Bd2
Qxc5 8.a3 Bxc3 9.Bxc3 Na5 10.Bxa5 Qxa5+ 11.Qb4 Qc7 12.e3 a5
13.Qc3 O-O 14.Bd3 b6 15.Nd2 Bb7 16.f3 d5 17.Rc1 Rac8 18.O-O
Rfd8 19.Nb1 Ba6 20.Rfd1 dxc4 21.b3 b5 22.bxc4 bxc4 23.Bc2 Nd5
24.Qd4 Nb4 25.Qc3 Na2 26.Bxh7+ Kf8 27.Qb2 Nxc1 28.Rxc1 Rb8
29.Qc2 Qb6 30.Re1 Rd6 0-1