Ambassadeurs : Gulko, Boris (6x), McMahon, Daire (6x), Krol, Wladyslaw (6x), Ionescu, Constantin (5x), Epiney, Flo (5x), Winants, Luc (5x), Finegold, Benjamin (4x), Abramovic, Bosko (3x)
5…Nxe4 — 32.4% (531 parties)
Ambassadeurs : Gulko, Boris (8x), De La Paz Perdomo, Frank (7x), Ovod, Evgenija (7x), Nogal, Jan (6x), Knezevic, Milorad (4x), James, Russell A (4x), Pareschi, Remo (4x), Van Leent, Dimitri (4x)
5…O-O — 4.5% (73 parties)
Ambassadeurs : Krivosheya, Dmitrij (2x), Dueckstein, Andreas (1x), Myagmarsuren, Lkhamsuren (1x), Blackstone, John (1x), Norris, Jacob Eugene (1x), Wagner, Carl E (1x), Stachowitz, Rolle (1x), Hamers, Wim (1x)
1952 — Aronin, Lev vs Keres, Paul — 1/2-1/2 — Moskou ch-URS 1953 — Ivkov, Borislav vs Keller, Dieter — 1-0 — Copenhagen DEN 1955 — Suetin, Alexey S vs Bobotsov, Milko G — 0-1 — Lyon FRA 1959 — Blackstone, John vs Foley, Donald — 1-0 — San Jose, CA USA 1959 — Krogius, Nikolai V vs Spassky, Boris V. — 0-1 — Tbilisi ch-URS
5…Nxe4 — 32.4% (531 parties)
1950 — Keres Paul Petrovich vs Szabo, Laszlo — 1/2-1/2 — ? 1950 — Keres, Paul Petrovich vs Szabo, Laszlo — 1/2-1/2 — Wch candidates 1950 — Foltys, Jan vs Anay Barche — 1/2-1/2 — Schiavno Zdroj 1950 — Beach, T John vs Phillips, Alan — 0-1 — Buxton 1950 — Keres, Paul vs Szabo, Laszlo — 1/2-1/2 — Budapest HUN
5…O-O — 4.5% (73 parties)
1960 — Blackstone, John vs Norris, Jacob Eugene — 1-0 — San Jose, CA USA 1964 — Dueckstein, Andreas vs Myagmarsuren, Lkhamsuren — 1-0 — Tel Aviv olm 1964 — Wagner, Carl E vs Stachowitz, Rolle — 1-0 — Los Angeles, CA USA 1978 — Hamers, Wim vs Van der Nat, Mike — 0-1 — corr NLD/M 1981 — Tsuboi, Edson Kenji vs Tavares da Silva, Luiz — 1-0 — Sao Luis
5…Nd4 — 2.1% (35 parties)
1956 — Szirti, Almos vs Gladhill — 0-1 — New South Wales 1964 — Sorensen, Tage vs Haahr, Thorkild — 0-1 — ? 1992 — Lepre, Antonio vs Kaehr — 1-0 — cr. 1992 — Kossobudzki, Robert vs Kepinski Jerzy — 1-0 — ? 1993 — Kahlert, Thomas vs Biermann-Ratjen, Matthias — 1-0 — Hamburg GER
1953 — Ivkov, Borislav vs Keller, Dieter — 1-0 — Copenhagen DEN
1955 — Suetin, Alexey S vs Bobotsov, Milko G — 0-1 — Lyon FRA
1959 — Blackstone, John vs Foley, Donald — 1-0 — San Jose, CA USA
1959 — Krogius, Nikolai V vs Spassky, Boris V. — 0-1 — Tbilisi ch-URS
1950 — Keres, Paul Petrovich vs Szabo, Laszlo — 1/2-1/2 — Wch candidates
1950 — Foltys, Jan vs Anay Barche — 1/2-1/2 — Schiavno Zdroj
1950 — Beach, T John vs Phillips, Alan — 0-1 — Buxton
1950 — Keres, Paul vs Szabo, Laszlo — 1/2-1/2 — Budapest HUN
1964 — Dueckstein, Andreas vs Myagmarsuren, Lkhamsuren — 1-0 — Tel Aviv olm
1964 — Wagner, Carl E vs Stachowitz, Rolle — 1-0 — Los Angeles, CA USA
1978 — Hamers, Wim vs Van der Nat, Mike — 0-1 — corr NLD/M
1981 — Tsuboi, Edson Kenji vs Tavares da Silva, Luiz — 1-0 — Sao Luis
1964 — Sorensen, Tage vs Haahr, Thorkild — 0-1 — ?
1992 — Lepre, Antonio vs Kaehr — 1-0 — cr.
1992 — Kossobudzki, Robert vs Kepinski Jerzy — 1-0 — ?
1993 — Kahlert, Thomas vs Biermann-Ratjen, Matthias — 1-0 — Hamburg GER