Ambassadeurs : Bousios, Hristos (8x), Heinig, Wolfram, Dr. (8x), Portisch, Lajos (7x), Zilberstein, Valery I (7x), Deak, Ferenc (7x), Pytel, Krzysztof (6x), Stohl, Igor (6x), Rogozenco, Dorian (6x)
5.Qa4+ — 1.6% (137 parties)
Ambassadeurs : Potapov, Alexander (9x), Souza, Marcos Valerio A. (5x), Kahn, Manfred (4x), Pribyl, Josef (3x), Karnaukhova, Elmira (3x), Winkelmann, Elena (3x), Albrecht, Thorsten (3x), Alcala Valiente, Juan Carlos (3x)
1950 — Miguel, Nahuel vs Milic, Borislav — 1/2-1/2 — Bled SLO 1950 — Sutterer, Robert vs Mertins, Klaus — 1-0 — Bretten 1950 — Panagopoulos, Takis vs Gligoric, Sofija — 0-1 — Dubrovnik olm 1950 — Bolbochan, Julio vs Acoltzi Ruiz, Mariana — 1-0 — Mar del Plata ARG 1950 — Bondarevsky, Igor vs Anay Barche — 1-0 — Schiavno Zdroj
5.Nf3 — 9.8% (856 parties)
1952 — Cordioli, Lourenco Joao vs Tavares da Silva, Luiz — 1-0 — Sao Paulo BRA 1953 — Udovcic, Mijo vs Porreca, Giorgio — 1/2-1/2 — Opatija 1954 — Furman, Semyon vs Korchnoi, Viktor — 1/2-1/2 — ? 1956 — Auer, Alexander vs Poller, Amadeo — 0-1 — corr Dyckhoff mem 1957 — Hanken, Jerome B vs Santasiere, Anthony — 0-1 — Cleveland, OH USA
5.Rc1 — 7.7% (673 parties)
1960 — Levin Brian vs Volchok, Alexandr — 1/2-1/2 — Kiev UKR 1965 — Bertok, Mario Jr. vs Uhlmann, Wolfgang — 0-1 — Zagreb CRO 1965 — Portisch, Lajos vs Bertok, Mario Jr. — 1/2-1/2 — Zagreb CRO 1969 — Portisch, Ferenc vs Marszalek, Rafal — 1-0 — Zalaegerszeg 1969 — Moore, Peter G vs James, Geoffrey H — 1-0 — Rhyl
5.Qa4+ — 1.6% (137 parties)
1951 — Smith, Kenneth vs Jones, Kashka — 0-1 — Forth Worth 1951 — Oakley, Peter James vs Boxall, Ronald Frank — 1-0 — Swansea WLS 1956 — Padevsky, Nikola vs Korchnoi, Viktor — 0-1 — Uppsala 1956 — Padevsky, Nikola vs Korchnoi, Viktor — 0-1 — Uppsala 1956 — Slepoy, Yosef vs Goldberg, Grigory A — 0-1 — Leningrad RUS
Carlsen, Magnus — 8 parties
Karpov, Anatoly — 5 parties
Botvinnik, Mikhail — 4 parties
Ju, Wenjun — 4 parties
Tal, Mikhail — 3 parties
Kramnik, Vladimir — 3 parties
Smyslov, Vladimir — 2 parties
Anand, Viswanathan — 1 partie
1950 — Sutterer, Robert vs Mertins, Klaus — 1-0 — Bretten
1950 — Panagopoulos, Takis vs Gligoric, Sofija — 0-1 — Dubrovnik olm
1950 — Bolbochan, Julio vs Acoltzi Ruiz, Mariana — 1-0 — Mar del Plata ARG
1950 — Bondarevsky, Igor vs Anay Barche — 1-0 — Schiavno Zdroj
1953 — Udovcic, Mijo vs Porreca, Giorgio — 1/2-1/2 — Opatija
1954 — Furman, Semyon vs Korchnoi, Viktor — 1/2-1/2 — ?
1956 — Auer, Alexander vs Poller, Amadeo — 0-1 — corr Dyckhoff mem
1957 — Hanken, Jerome B vs Santasiere, Anthony — 0-1 — Cleveland, OH USA
1965 — Bertok, Mario Jr. vs Uhlmann, Wolfgang — 0-1 — Zagreb CRO
1965 — Portisch, Lajos vs Bertok, Mario Jr. — 1/2-1/2 — Zagreb CRO
1969 — Portisch, Ferenc vs Marszalek, Rafal — 1-0 — Zalaegerszeg
1969 — Moore, Peter G vs James, Geoffrey H — 1-0 — Rhyl
1951 — Oakley, Peter James vs Boxall, Ronald Frank — 1-0 — Swansea WLS
1956 — Padevsky, Nikola vs Korchnoi, Viktor — 0-1 — Uppsala
1956 — Padevsky, Nikola vs Korchnoi, Viktor — 0-1 — Uppsala
1956 — Slepoy, Yosef vs Goldberg, Grigory A — 0-1 — Leningrad RUS