Ambassadeurs : Donner, Jan-Hein (30x), Portisch, Lajos (27x), Gligorić, Svetozar (26x), Reshevsky, Samuel (25x), Parma, Bruno (24x), Knaak, Rainer (21x), Najdorf, Miguel (19x), Matanovic, Aleksandar (18x)
5…d5 — 14.1% (1255 parties)
Ambassadeurs : Donner, Jan-Hein (23x), Taimanov, Mark (15x), Kholmov, Ratmir D (13x), Reshevsky, Samuel (11x), Portisch, Lajos (11x), Portisch, Ferenc (11x), Golombek, Harry (10x), Gligorić, Svetozar (10x)
5…Bxc3+ — 2.7% (240 parties)
Ambassadeurs : Vujovic, Milorad M (4x), Elwert, Hans-Marcus (3x), Hurme, Harri (2x), Morgado, Juan Sebastian (2x), Tabatadze, Tamaz (2x), Vrbata, Zbynek (2x), Zhidkov, Valery S (2x), Abad Garcia, Gonzalo (2x)
1932 — Fine, Adam vs Joyeux Steiner, Gael — 1-0 — New York, NY USA 1932 — Dyckhoff, Eduard vs Kunert, Franz — 1-0 — ? 1932 — Fine, Reuben vs Steiner, Herman — 1-0 — Minneapolis 1933 — Levenstein, Mark vs Hassialis — 0-1 — New York, NY USA 1933 — Dyckhoff vs Rey Ardid, Ramon — 0-1 — corr tt
5…O-O — 24.1% (2134 parties)
1938 — Alatortsev, Vladimir N. vs Vasiliev, Viktor A — 1-0 — Leningrad RUS 1947 — Castaldi, Vincenzo vs Plater, Kazimierz — 1/2-1/2 — Hilversum zt 1947 — Keres, Paul Petrovich vs Kottnauer, Cenek — 1-0 — ? 1947 — Keres, Paul Petrovich vs Kottnauer, Cenek — 1-0 — 12 Moskva Chigorin-mem .47 1948 — Kotov Lundqvist, Alex vs Furman, Slavomir — 1/2-1/2 — Moskou ch-URS
5…d5 — 14.1% (1255 parties)
1931 — Bogoljubow, Efim vs Hanssen, Lasse Preben — 1-0 — Praag olm 1940 — Alhuay Grau, Dominick Fabricio vs Luckis, Marcos — 0-1 — Buenos Aires ARG 1941 — Lilienthal, Andor vs Keres, Paul — 1/2-1/2 — Leningrad RUS 1942 — Duarte, Paulo Jorge Silva vs Cruz, Walter — 1-0 — Sao Paulo BRA 1947 — Aczel Szabo, Janos vs Van Sters — 1-0 — Hilversum NED
5…Bxc3+ — 2.7% (240 parties)
1947 — Benderev, Yurij vs Jankov, Todor — 0-1 — Sofia BUL 1948 — Steinmeyer, Robert vs Ulvestad, Olaf — 0-1 — Baltimore, MD USA 1954 — De Greiff, B. vs Lorson, G. — 1-0 — Amsterdam NED 1969 — Ditt, Egon vs Dubinin, Peter — 0-1 — corr Eberhardt 1971 — Donner, Jan-Hein vs Csom, Istvan — 0-1 — Palma de Majorca ESP
Euwe, Max — 10 parties
Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Botvinnik, Mikhail — 9 parties
Tal, Mikhail — 6 parties
Kasparov, Garry — 4 parties
Anand, Viswanathan — 4 parties
Ju, Wenjun — 1 partie
1932 — Dyckhoff, Eduard vs Kunert, Franz — 1-0 — ?
1932 — Fine, Reuben vs Steiner, Herman — 1-0 — Minneapolis
1933 — Levenstein, Mark vs Hassialis — 0-1 — New York, NY USA
1933 — Dyckhoff vs Rey Ardid, Ramon — 0-1 — corr tt
1947 — Castaldi, Vincenzo vs Plater, Kazimierz — 1/2-1/2 — Hilversum zt
1947 — Keres, Paul Petrovich vs Kottnauer, Cenek — 1-0 — ?
1947 — Keres, Paul Petrovich vs Kottnauer, Cenek — 1-0 — 12 Moskva Chigorin-mem .47
1948 — Kotov Lundqvist, Alex vs Furman, Slavomir — 1/2-1/2 — Moskou ch-URS
1940 — Alhuay Grau, Dominick Fabricio vs Luckis, Marcos — 0-1 — Buenos Aires ARG
1941 — Lilienthal, Andor vs Keres, Paul — 1/2-1/2 — Leningrad RUS
1942 — Duarte, Paulo Jorge Silva vs Cruz, Walter — 1-0 — Sao Paulo BRA
1947 — Aczel Szabo, Janos vs Van Sters — 1-0 — Hilversum NED
1948 — Steinmeyer, Robert vs Ulvestad, Olaf — 0-1 — Baltimore, MD USA
1954 — De Greiff, B. vs Lorson, G. — 1-0 — Amsterdam NED
1969 — Ditt, Egon vs Dubinin, Peter — 0-1 — corr Eberhardt
1971 — Donner, Jan-Hein vs Csom, Istvan — 0-1 — Palma de Majorca ESP