Ambassadeurs : Adamski, Jan (54x), Panno, Oscar (42x), Smyslov, Vladimir (35x), Korchnoi, Viktor (35x), Malakhatko, Vadim (33x), Geller, Efim P. (31x), Ivkov, Borislav (28x), Suba, Mihai (28x)
1920 — Carls, Carl vs Saemisch, Friedrich — 1-0 — Goteborg SWE 1924 — Carls, Carl vs Wagner, Heinrich — 1/2-1/2 — Bremen GER 1926 — Mueller, Hans vs Asztalos, Lajos — 0-1 — Bardejov 1927 — Hilse, Wilhelm H vs Schoenmann, Wilhelm — 0-1 — Bremen GER 1927 — Bogoljubow, Efim vs Hilse, Wilhelm H — 1-0 — Magdeburg GER
4…dxc4 — 20.0% (8317 parties)
1926 — Reti, Richard vs Kmoch, Hans — 1/2-1/2 — Budapest HUN 1927 — Nogues Acuna, Alejandro vs Heilimo, Eimo — 1-0 — London ENG 1927 — Reti, Richard vs Vidmar Milan — 1-0 — London ENG 1928 — Kmoch, Hans vs Gruenfeld, Ernst — 1/2-1/2 — Vienna AUT 1928 — Euwe, Max vs Steiner, Lajos — 1-0 — The Hague NED
4…c6 — 7.6% (3140 parties)
1923 — Takacs, Sandor vs Becker Griesbeck, Achille — 0-1 — Vienna AUT 1923 — Reti, Richard vs Fischer Martinez, Fabian Andres — 1-0 — Vienna AUT 1924 — Beffie, Bernard vs Boer, Adriaan — 1-0 — NED 1924 — Euwe, Max vs Olland, Adolf George — 1-0 — NED 1925 — Villegas, Benito vs Da Cunha, Edmundo Gastao — 1-0 — Montevideo URU
4…c5 — 6.6% (2719 parties)
1898 — Blackburne, Joseph vs Showalter, Jackson — 1/2-1/2 — Vienna AUT 1898 — Blackburne, Joseph vs D Marco, Gianni — 0-1 — Vienna AUT 1923 — Reti, Richard vs Spielmann, Rudolf — 1-0 — Vienna AUT 1925 — Reti, Richard vs Marshall Viele, Fabrizio Aaron — 0-1 — Moscow RUS 1928 — Réti, Richard vs Engel, Jindrich — 1-0 — Trencianske Teplice SVK
Euwe, Max — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Tal, Mikhail — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Hou, Yifan — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Alekhine, Alexander — 6 parties
Kasparov, Garry — 5 parties
Karpov, Aleksandr — 5 parties
Lasker, Emanuel — 2 parties
1924 — Carls, Carl vs Wagner, Heinrich — 1/2-1/2 — Bremen GER
1926 — Mueller, Hans vs Asztalos, Lajos — 0-1 — Bardejov
1927 — Hilse, Wilhelm H vs Schoenmann, Wilhelm — 0-1 — Bremen GER
1927 — Bogoljubow, Efim vs Hilse, Wilhelm H — 1-0 — Magdeburg GER
1927 — Nogues Acuna, Alejandro vs Heilimo, Eimo — 1-0 — London ENG
1927 — Reti, Richard vs Vidmar Milan — 1-0 — London ENG
1928 — Kmoch, Hans vs Gruenfeld, Ernst — 1/2-1/2 — Vienna AUT
1928 — Euwe, Max vs Steiner, Lajos — 1-0 — The Hague NED
1923 — Reti, Richard vs Fischer Martinez, Fabian Andres — 1-0 — Vienna AUT
1924 — Beffie, Bernard vs Boer, Adriaan — 1-0 — NED
1924 — Euwe, Max vs Olland, Adolf George — 1-0 — NED
1925 — Villegas, Benito vs Da Cunha, Edmundo Gastao — 1-0 — Montevideo URU
1898 — Blackburne, Joseph vs D Marco, Gianni — 0-1 — Vienna AUT
1923 — Reti, Richard vs Spielmann, Rudolf — 1-0 — Vienna AUT
1925 — Reti, Richard vs Marshall Viele, Fabrizio Aaron — 0-1 — Moscow RUS
1928 — Réti, Richard vs Engel, Jindrich — 1-0 — Trencianske Teplice SVK