Ambassadeurs : Rain, Ricardo Ernesto (140x), Alburt, Lev (67x), Marinkovic, Ivan (48x), Ramponelli, Roberto (37x), Farago, Sandor (35x), Chetverik, Maxim (32x), Krecak, Zvonko (31x), Schmidt, Loren R (30x)
5.c4 — 12.2% (1020 parties)
Ambassadeurs : Rain, Ricardo Ernesto (10x), Neckar, Lubomir (9x), Jansa, Vlastimil (5x), Timman, Jan H (5x), Ekenberg, Bengt (5x), Gipslis, Aivars (5x), Cafferty, Bernard (5x), Dobrev, Nanko (5x)
5.Be2 — 9.4% (785 parties)
Ambassadeurs : Cafferty, Bernard (17x), Polaczek, Richard (8x), Vaganian, Rafael A (7x), Karpov, Anatoly (6x), Segal, Alexandru Sorin (6x), Jansa, Vlastimil (5x), Werner, Bernd-Michael (5x), Korchnoi, Viktor (4x)
1950 — Pfeiffer, Gerhard vs Rellstab, Ludwig — 1-0 — Hamburg GER 1956 — Matthai, Heinz vs Berliner, Hans — 0-1 — Montreal CAN 1957 — Pilnik, Herman vs Olafsson, Fridrik — 0-1 — Reykjavik ISL 1957 — Flad, Guenther vs Gumprich, Kurt — 1-0 — Bad Neuenahr GER 1958 — Ivkov, Borislav vs Korchnoi, Viktor — 1/2-1/2 — Zagreb CRO
5.c4 — 12.2% (1020 parties)
1951 — Rossolimo, Nicolas vs Tartakower, Savielly — 1/2-1/2 — Birmingham ENG 1953 — Sherbachov vs Korchnoi, Viktor — 1/2-1/2 — Vilnius LTU 1956 — Mawuli Richardson vs Berliner, Hans — 0-1 — Montreal CAN 1957 — Fichtl, Jiri vs Kopriva, Jiri — 1-0 — Brno CZE 1958 — Gufeld, Eduard vs Byvshev, Vasily — 0-1 — Tashkent UZB
5.Be2 — 9.4% (785 parties)
1951 — Ader Hausman, Walter vs Bauza, Lorenzo — 1-0 — San Rafael 1953 — Sherbakov, L vs Korchnoi, Viktor — 1-0 — Vilnius LTU 1953 — Kupper, Josef vs Vidmar, Milan Jr — 1/2-1/2 — Opatija 1956 — Toran Albero, Roman vs Korchnoi, Viktor — 0-1 — Uppsala 1957 — Ravn, Palle vs Drimer, Dolfi — 0-1 — Reykjavik ol stud tt
5.Ng5 — 2.3% (196 parties)
1950 — O'Kelly, Albéric de Galway vs Golombek, Harry — 1-0 — Amsterdam NED 1953 — Bogdanovic, Rajko vs Fuderer, Andrija — 1/2-1/2 — Zagreb CRO 1953 — Janosevic, Dragoljub vs Trifunovic, Petar — 1/2-1/2 — Zagreb CRO 1953 — Mellberg, B. vs Persitz, Raaphi — 0-1 — Copenhagen DEN 1957 — Mednis, Edmar J vs Seidman, Herbert — 1/2-1/2 — New York, NY USA
Anand, Viswanathan — 7 parties
Kasparov, Garry — 4 parties
Tal, Mikhail — 3 parties
Smyslov, Vladimir — 2 parties
Carlsen, Magnus — 2 parties
Hou, Yifan — 2 parties
Ding, Liren — 1 partie
1956 — Matthai, Heinz vs Berliner, Hans — 0-1 — Montreal CAN
1957 — Pilnik, Herman vs Olafsson, Fridrik — 0-1 — Reykjavik ISL
1957 — Flad, Guenther vs Gumprich, Kurt — 1-0 — Bad Neuenahr GER
1958 — Ivkov, Borislav vs Korchnoi, Viktor — 1/2-1/2 — Zagreb CRO
1953 — Sherbachov vs Korchnoi, Viktor — 1/2-1/2 — Vilnius LTU
1956 — Mawuli Richardson vs Berliner, Hans — 0-1 — Montreal CAN
1957 — Fichtl, Jiri vs Kopriva, Jiri — 1-0 — Brno CZE
1958 — Gufeld, Eduard vs Byvshev, Vasily — 0-1 — Tashkent UZB
1953 — Sherbakov, L vs Korchnoi, Viktor — 1-0 — Vilnius LTU
1953 — Kupper, Josef vs Vidmar, Milan Jr — 1/2-1/2 — Opatija
1956 — Toran Albero, Roman vs Korchnoi, Viktor — 0-1 — Uppsala
1957 — Ravn, Palle vs Drimer, Dolfi — 0-1 — Reykjavik ol stud tt
1953 — Bogdanovic, Rajko vs Fuderer, Andrija — 1/2-1/2 — Zagreb CRO
1953 — Janosevic, Dragoljub vs Trifunovic, Petar — 1/2-1/2 — Zagreb CRO
1953 — Mellberg, B. vs Persitz, Raaphi — 0-1 — Copenhagen DEN
1957 — Mednis, Edmar J vs Seidman, Herbert — 1/2-1/2 — New York, NY USA