Ambassadeurs : Keene, Raymond D (9x), Whiteley, Andrew Jonathan (7x), Prandstetter, Eduard (7x), Zoll, Detlef (7x), Hartston, William R (6x), Portisch, Lajos (5x), Markland, Peter R (5x), Gretencord, Ulrich (5x)
9.Bd3 — 6.3% (58 parties)
Ambassadeurs : Casper, Thomas (2x), Gipslis, Aivars (1x), Uusi, Gunnar (1x), Tal, Mikhail (1x), Zurakhov, Vladlen Y (1x), Bertok, Mario Jr. (1x), Geller, Efim P. (1x), Vaisberg, Berta I (1x)
9.a5 — 2.4% (22 parties)
Ambassadeurs : Novopashin, Arkady (1x), Alexander, Ken R D (1x), Schaap, Niels (1x), Buys, Caio Vitor Brandts (1x), Eklind, B. (1x), Varjomaa T (1x), Kenworthy, Gary (1x), Burnett, Jim (1x)
9.Be2 — 1.5% (14 parties)
Ambassadeurs : Eremin, Anatoly (1x), Geller, Efim P. (1x), Schendel, Andreas (1x), Gottstein, Claudius-Thomas (1x), Pieretti, Ado (1x), Rivola, Franco (1x), Wilk, Bartlomiej (1x), Kirylo, T. (1x)
1951 — Rossetto, Aline vs Martin M Pereira — 1-0 — Buenos Aires ch-ARG 1955 — Palermo, Vicente vs Dodero, Emilio — 0-1 — Buenos Aires ARG 1955 — Byvshev, Vasily vs Khasin, Abram — 1-0 — Odessa Odessa UKR 1957 — Byvshev, Vasily vs Kaminsky, Oleg — 1-0 — Leningrad RUS 1957 — Sakharov, Yuri N vs Khasin, Abram — 1/2-1/2 — Kiev UKR
9.Bd3 — 6.3% (58 parties)
1954 — Vaisberg, Berta I vs Ivashina, Kristina — 1/2-1/2 — Riga LAT 1955 — Tal, Mikhail vs Zurakhov, Vladlen Y — 1/2-1/2 — Riga LAT 1955 — Bertok, Mario Jr. vs Geller, Efim P. — 0-1 — Zagreb CRO 1957 — Gipslis, Aivars vs Uusi, Gunnar — 1/2-1/2 — Minsk zt 1971 — Barnes, Craig vs Linn, Dough — 1-0 — USA-72ch Ventura
9.a5 — 2.4% (22 parties)
1961 — Novopashin, Arkady vs Alexander, Ken R D — 1-0 — Kiev UKR 1971 — Scholl, Eddie C vs Markland, Peter R — 1/2-1/2 — London, Blackfriars 1978 — Eklind, B. vs Varjomaa T — 1-0 — cr. 1980 — Kenworthy, Gary vs Burnett, Jim — 1/2-1/2 — Brighton ch-BCF 1985 — Schaap, Niels vs Buys, Caio Vitor Brandts — 1-0 — ?
9.Be2 — 1.5% (14 parties)
1954 — Eremin, Anatoly vs Geller, Efim P. — 0-1 — Gorky 1987 — Schendel, Andreas vs Gottstein, Claudius-Thomas — 0-1 — corr BdF 1989 — Pieretti, Ado vs Rivola, Franco — 1/2-1/2 — Italy 1991 — Sauermann, Wilfried vs Mokosch, Andreas — 0-1 — Wuerttemberg 1992 — Korou, Laskarina vs Czarnopys, T. — 1-0 — corr Poland
Karpov, Anatoly — 2 parties
1955 — Palermo, Vicente vs Dodero, Emilio — 0-1 — Buenos Aires ARG
1955 — Byvshev, Vasily vs Khasin, Abram — 1-0 — Odessa Odessa UKR
1957 — Byvshev, Vasily vs Kaminsky, Oleg — 1-0 — Leningrad RUS
1957 — Sakharov, Yuri N vs Khasin, Abram — 1/2-1/2 — Kiev UKR
1955 — Tal, Mikhail vs Zurakhov, Vladlen Y — 1/2-1/2 — Riga LAT
1955 — Bertok, Mario Jr. vs Geller, Efim P. — 0-1 — Zagreb CRO
1957 — Gipslis, Aivars vs Uusi, Gunnar — 1/2-1/2 — Minsk zt
1971 — Barnes, Craig vs Linn, Dough — 1-0 — USA-72ch Ventura
1971 — Scholl, Eddie C vs Markland, Peter R — 1/2-1/2 — London, Blackfriars
1978 — Eklind, B. vs Varjomaa T — 1-0 — cr.
1980 — Kenworthy, Gary vs Burnett, Jim — 1/2-1/2 — Brighton ch-BCF
1985 — Schaap, Niels vs Buys, Caio Vitor Brandts — 1-0 — ?
1987 — Schendel, Andreas vs Gottstein, Claudius-Thomas — 0-1 — corr BdF
1989 — Pieretti, Ado vs Rivola, Franco — 1/2-1/2 — Italy
1991 — Sauermann, Wilfried vs Mokosch, Andreas — 0-1 — Wuerttemberg
1992 — Korou, Laskarina vs Czarnopys, T. — 1-0 — corr Poland