Ambassadeurs : Meins, Gerlef (16x), Kiss, Pal (15x), Levitt, Jonathan P (13x), Gulko, Boris (10x), Huzman, Alexander (10x), Szymczak, Zbigniew (9x), Moser, Guenter (9x), Hoang, Thanh Trang (8x)
Ambassadeurs : Karasev, Vladimir I (10x), Novikov, Igor (10x), Rat, Dan-Ovidiu (10x), Ballon, Guenther (6x), Gerhards, Guntis (6x), Kaunas, Kestutis (5x), Dreev, Aleksey (5x), Timman, Jan H (5x)
7.Qb3 — 7.0% (156 parties)
Ambassadeurs : Akopian, Vladimir (6x), Vernersson, Per (5x), Ruban, Vadim (4x), Mikhalchishin, Adrian (3x), Ruzele, Darius (3x), Sagalchik, Gennadij (3x), Vallin, Guillaume (3x), Likavsky, Tomas (3x)
7.cxd5 — 3.1% (70 parties)
Ambassadeurs : Gheorghiu, Florin (2x), Farago, Ivan (2x), Tornai, Imre (2x), Vaughan Jimenez, Natalie (1x), Purdy, Christopher (1x), Berger, Bela (1x), Bilek, Istvan (1x), Buenjer, Carsten (1x)
1964 — Wexler, Bernardo vs Foguelman, Alberto — 1-0 — Buenos Aires ARG 1965 — Larsen, Benjamin Holsko vs Tal, Mikhail — 1-0 — Bled SLO 1966 — Ageichenko, Genadi A vs Gik, Evgeny — 1-0 — USSR 1968 — Martz, William vs Brasket, Curt J — 1-0 — St Paul Open 1968 — Martz, William vs Smejkal, Jakub — 1/2-1/2 — Ybbs
7.Qa4+ — 19.8% (442 parties)
1958 — Sarapu, Ortvin vs Bleicher, Walter — 1/2-1/2 — Sydney AUS 1958 — Panno, Oscar vs Soderborg, Berndt — 0-1 — Varna BUL 1959 — Bojar Olucha, Gerard vs Barry Bertomeu, Enrique — 0-1 — Providence, RI USA 1963 — De Greif, Boris vs Foguelman, Alberto — 0-1 — Havana CUB 1966 — Formanek, Edward vs Matera, Salvatore — 1-0 — Seattle, WA USA
7.Qb3 — 7.0% (156 parties)
1954 — Kluger, Carsten vs Pachman, Ludek — 1/2-1/2 — Bucharest ROU 1959 — Dittmann, Sieghart vs Witkowski, Stefan — 1-0 — Magdeburg GER 1960 — Reinhardt, Enrique vs Benko, Francisco — 1-0 — Buenos Aires ch-ARG 1961 — Stahlberg, Gideon vs Lehmann, Heinz — 1/2-1/2 — Zevenaar 1963 — Chekki vs Zagorovsky, Vladimir — 1/2-1/2 — World Team ch
7.cxd5 — 3.1% (70 parties)
1945 — Vaughan Jimenez, Natalie vs Purdy, Christopher — 1/2-1/2 — cr. 1964 — Berger, Bela vs Bilek, Istvan — 1/2-1/2 — Interzonal Amsterdam NED 1964 — Bukic, Enver vs Hollis, Adrian — 1/2-1/2 — Krakow POL 1964 — Vranesic, Zvonko vs Foguelman, Alberto — 0-1 — Amsterdam NED 1968 — Buenjer, Carsten vs Stroeher, Rudolf — 1-0 — Kecskemet HUN
Carlsen, Magnus — 4 parties
Tal, Mikhail — 3 parties
Karpov, Anatoly — 3 parties
Kramnik, Vladimir — 3 parties
Ju, Wenjun — 2 parties
1965 — Larsen, Benjamin Holsko vs Tal, Mikhail — 1-0 — Bled SLO
1966 — Ageichenko, Genadi A vs Gik, Evgeny — 1-0 — USSR
1968 — Martz, William vs Brasket, Curt J — 1-0 — St Paul Open
1968 — Martz, William vs Smejkal, Jakub — 1/2-1/2 — Ybbs
1958 — Panno, Oscar vs Soderborg, Berndt — 0-1 — Varna BUL
1959 — Bojar Olucha, Gerard vs Barry Bertomeu, Enrique — 0-1 — Providence, RI USA
1963 — De Greif, Boris vs Foguelman, Alberto — 0-1 — Havana CUB
1966 — Formanek, Edward vs Matera, Salvatore — 1-0 — Seattle, WA USA
1959 — Dittmann, Sieghart vs Witkowski, Stefan — 1-0 — Magdeburg GER
1960 — Reinhardt, Enrique vs Benko, Francisco — 1-0 — Buenos Aires ch-ARG
1961 — Stahlberg, Gideon vs Lehmann, Heinz — 1/2-1/2 — Zevenaar
1963 — Chekki vs Zagorovsky, Vladimir — 1/2-1/2 — World Team ch
1964 — Berger, Bela vs Bilek, Istvan — 1/2-1/2 — Interzonal Amsterdam NED
1964 — Bukic, Enver vs Hollis, Adrian — 1/2-1/2 — Krakow POL
1964 — Vranesic, Zvonko vs Foguelman, Alberto — 0-1 — Amsterdam NED
1968 — Buenjer, Carsten vs Stroeher, Rudolf — 1-0 — Kecskemet HUN