Ambassadeurs : Kahn, Evarth Dr. (36x), Svidler, Peter (22x), Schmidt, Loren R (21x), Sorin, Ariel (20x), Arutinian, David (16x), Savchenko, Boris (15x), Furman, Boris (15x), Forintos, Gyozo V (14x)
4…Bg7 — 15.2% (1046 parties)
Ambassadeurs : Vachier-Lagrave, Maxime (12x), Yandemirov, Valeri (11x), Svidler, Peter (11x), Moiseenko, Alexander (7x), Akobian, Varuzhan (7x), Melkumyan, Hrant (6x), Grischuk, Alexander (6x), Abdumalik, Zhansaya (6x)
4…c6 — 4.1% (280 parties)
Ambassadeurs : Bennion, David (2x), Masovic, Bogosav (2x), Romagnone, Ivano (2x), Stark, Agnes (1x), Abdou, William (1x), Bond, Jocelyn (1x), Belkin, Jurgen (1x), Ustariz, Carlos (1x)
4…dxc4 — 3.2% (222 parties)
Ambassadeurs : Bobotsov, Milko G (2x), Atanasov, Gospodin (2x), Atanasov, Petko (2x), Popov, Luben (2x), Gheng, Josef (2x), Gakic, Miodrag (2x), Prachar, Josef (2x), Wakeham, Marc R. (2x)
1950 — Canal, Esteban vs Gligoric, Sofija — 0-1 — Dubrovnik olm 1951 — Gadalinski, Jan vs Koch, Berthold — 1-0 — Sopot 1952 — Goldenov, Boris P vs Suetin, Alexey S — 1/2-1/2 — Moscow RUS 1952 — Goldenov, Boris P vs Suetin, Alexey S — 1/2-1/2 — Moskou ch-URS 1953 — Meyer, Dieter vs Hock, Anna-Maria — 0-1 — corr ch3-FRG
4…Bg7 — 15.2% (1046 parties)
1960 — Bennett, Patrick vs Levens, David George — 1-0 — Leicester 1960 — Eckstein, Michael vs Collins, Richard — 0-1 — Hayes 1972 — Sampaolesi, Nestor vs Garay Ramos Anghelo Sadi — 1/2-1/2 — Mar del Plata ARG 1974 — Vilela De Acuna, Jose Luis vs Croes, Willem F — 1-0 — San Salvador ESA 1976 — Willy, Otto vs Suutarla, Ari — 1/2-1/2 — Kuortane
4…c6 — 4.1% (280 parties)
1963 — Stark, Agnes vs Abdou, William — 0-1 — San Jose, CA USA 1970 — Kozlovskaya, Valentina vs Jurczynska, Anna — 1-0 — Szarvasi 1970 — Day, Lawrence A. vs Brodeur, Gilles — 0-1 — Quebec CAN 1971 — Schumacher, Helmut vs Tonoli, Jose — 0-1 — Bredene 1972 — Darius, Harald vs Hoffmann, Rainer — 0-1 — Krumpa
4…dxc4 — 3.2% (222 parties)
1950 — Pinzon Solis, Felipe vs Opsahl, Kristoffer — 1-0 — Dubrovnik olm 1972 — Bobotsov, Milko G vs Atanasov, Gospodin — 1-0 — Sofia BUL 1972 — Bobotsov, Milko G vs Atanasov, Petko — 1-0 — Sofia BUL 1972 — Popov, Luben vs Atanasov, Gospodin — 1/2-1/2 — Sofia BUL 1972 — Popov, Luben vs Atanasov, Petko — 1/2-1/2 — Sofia BUL
Anand, Viswanathan — 4 parties
Botvinnik, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 2 parties
Ding, Liren — 1 partie
1951 — Gadalinski, Jan vs Koch, Berthold — 1-0 — Sopot
1952 — Goldenov, Boris P vs Suetin, Alexey S — 1/2-1/2 — Moscow RUS
1952 — Goldenov, Boris P vs Suetin, Alexey S — 1/2-1/2 — Moskou ch-URS
1953 — Meyer, Dieter vs Hock, Anna-Maria — 0-1 — corr ch3-FRG
1960 — Eckstein, Michael vs Collins, Richard — 0-1 — Hayes
1972 — Sampaolesi, Nestor vs Garay Ramos Anghelo Sadi — 1/2-1/2 — Mar del Plata ARG
1974 — Vilela De Acuna, Jose Luis vs Croes, Willem F — 1-0 — San Salvador ESA
1976 — Willy, Otto vs Suutarla, Ari — 1/2-1/2 — Kuortane
1970 — Kozlovskaya, Valentina vs Jurczynska, Anna — 1-0 — Szarvasi
1970 — Day, Lawrence A. vs Brodeur, Gilles — 0-1 — Quebec CAN
1971 — Schumacher, Helmut vs Tonoli, Jose — 0-1 — Bredene
1972 — Darius, Harald vs Hoffmann, Rainer — 0-1 — Krumpa
1972 — Bobotsov, Milko G vs Atanasov, Gospodin — 1-0 — Sofia BUL
1972 — Bobotsov, Milko G vs Atanasov, Petko — 1-0 — Sofia BUL
1972 — Popov, Luben vs Atanasov, Gospodin — 1/2-1/2 — Sofia BUL
1972 — Popov, Luben vs Atanasov, Petko — 1/2-1/2 — Sofia BUL