1950 — Capps, Carroll vs Wilson, Robert — 1-0 — San Francisco, CA USA 1952 — Hoethker, Christian vs Kochan, Fritz — 1/2-1/2 — Guetersloh 1953 — Zinn, Lothar vs Hartung, Karl Heinz — 1/2-1/2 — Brandenburg/Havel 1956 — Lommatzsch, Erich vs Blachmann, Horst — 0-1 — corr BdF-cup 1957 — Richter, Hildegard vs Kremer, Mira — 1/2-1/2 — Soemmerda
4.cxd5 — 35.3% (558 parties)
1950 — Ruppe, Otto vs Altimir, Otto — 0-1 — Sommerda ch-DDR 1951 — Gligoric, Svetozar vs Kindij Igor — 1-0 — Sarajevo BIH 1952 — Peterson, Andrejs vs Klasups, Karlis — 0-1 — Riga LAT 1952 — Lachmann, Hans G vs Kochan, Fritz — 1-0 — Guetersloh 1952 — Simagin, Vladimir vs Baranov, Aleksandr — 0-1 — Moscow RUS
4.e3 — 19.1% (302 parties)
1955 — Sokolsky, Alexey vs Novikov, Leonid — 1/2-1/2 — Minsk BLR 1955 — Kuehn, Alexander vs Fischl, Kamilla — 1/2-1/2 — Prague CZE 1969 — Schneiders, Ab vs Tackels, A. — 1-0 — Imperia 1973 — Riedel, Lutz vs Gretzer, Otmar — 1-0 — Krumbach 1978 — Longfors, Jorgen vs Kallenberg, Ebbe — 0-1 — Espergarde
4.Nf3 — 1.3% (21 parties)
1955 — Kuehn, Alexander vs Sabata, Mmoledi — 1/2-1/2 — Prague CZE 1955 — Ragozin, Viacheslav vs Nei, Iivo — 0-1 — Parnu EST 1962 — Portisch, Lajos vs Lengyel, Levente — 1-0 — Kecskemet HUN 1990 — Juergens, Peter vs Von Alvensleben, Wolfram — 1/2-1/2 — GER 1996 — Horak, Otakar vs Skacel, Jan — 1/2-1/2 — Czechia
Kasparov, Garry — 2 parties
Karpov, Anatoly — 2 parties
1952 — Hoethker, Christian vs Kochan, Fritz — 1/2-1/2 — Guetersloh
1953 — Zinn, Lothar vs Hartung, Karl Heinz — 1/2-1/2 — Brandenburg/Havel
1956 — Lommatzsch, Erich vs Blachmann, Horst — 0-1 — corr BdF-cup
1957 — Richter, Hildegard vs Kremer, Mira — 1/2-1/2 — Soemmerda
1951 — Gligoric, Svetozar vs Kindij Igor — 1-0 — Sarajevo BIH
1952 — Peterson, Andrejs vs Klasups, Karlis — 0-1 — Riga LAT
1952 — Lachmann, Hans G vs Kochan, Fritz — 1-0 — Guetersloh
1952 — Simagin, Vladimir vs Baranov, Aleksandr — 0-1 — Moscow RUS
1955 — Kuehn, Alexander vs Fischl, Kamilla — 1/2-1/2 — Prague CZE
1969 — Schneiders, Ab vs Tackels, A. — 1-0 — Imperia
1973 — Riedel, Lutz vs Gretzer, Otmar — 1-0 — Krumbach
1978 — Longfors, Jorgen vs Kallenberg, Ebbe — 0-1 — Espergarde
1955 — Ragozin, Viacheslav vs Nei, Iivo — 0-1 — Parnu EST
1962 — Portisch, Lajos vs Lengyel, Levente — 1-0 — Kecskemet HUN
1990 — Juergens, Peter vs Von Alvensleben, Wolfram — 1/2-1/2 — GER
1996 — Horak, Otakar vs Skacel, Jan — 1/2-1/2 — Czechia