[Event "Clare Benedict Cup 10th"]
[Site "Lucerne SUI"]
[Date "1963.04.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Klaus Viktor Darga"]
[Black "Andreas Dueckstein"]
[ECO "A40"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "51"]

1.d4 e6 2.Nf3 f5 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.Nc3 d5 7.Bf4
b6 8.Nb5 Ne8 9.c4 Bb7 10.cxd5 exd5 11.Qb3 c6 12.Nc3 Kh8 13.Qc2
Nd7 14.h4 Nd6 15.Ng5 Bxg5 16.hxg5 Qe7 17.Nxd5 cxd5 18.Qc7 Nb5
19.Qxb7 Nxd4 20.Rae1 Rad8 21.Bxd5 Qb4 22.Qc7 Qxb2 23.Kg2 Nb5
24.Qb7 Nc5 25.Qc6 Nd4 26.Qg6 1-0