Ambassadeurs : Velimirovic, Dragoljub (7x), Kucera, Tomas (7x), Levy, David N L (6x), Pletanek, Jan (4x), Fluvia Poyatos, Joan (4x), Granara Barreto, Sebastian (4x), Raaste, Eero J. (3x), Biyiasas, Peter (3x)
5.c4 — 2.2% (16 parties)
Ambassadeurs : Garcia, Eder Raimundo (1x), Abhishek Fernandez (1x), Martorelli, Antonio (1x), Bruno, Fabio (1x), Bevand, Larry A (1x), Boulanger, Maelys (1x), Kutzner, Joachim (1x), Heckmann, Dominik (1x)
5.Qxd3 — 0.7% (5 parties)
Ambassadeurs : Bazan, Osvaldo (1x), Alvarez del Prado, Enol (1x), Hall, Richard V M (1x), Collins, Richard (1x), Andrews, Chris (1x), Stannard, V. (1x), Varga, David (1x), Pagerka, Martin (1x)
1955 — Padevsky, Nikola vs Milic, Borislav — 1/2-1/2 — Ljubljana 1956 — Penrose, Jonathan vs Keres, Paul — 0-1 — Moskou olm 1957 — Penrose, Jonathan vs Gligoric, Svetozar — 1/2-1/2 — Hastings ENG 1957 — O'Sullivan, Donal vs Catozzi, Henry — 0-1 — Dublin zt 1958 — Secula, Victor vs Ahues, Carl — 1/2-1/2 — Hamburg GER
5.c4 — 2.2% (16 parties)
1961 — Garcia, Eder Raimundo vs Abhishek Fernandez — 1/2-1/2 — Buenos Aires ARG 1973 — Hausner, Ivan vs Macura, Emil — 1-0 — Brno CZE 1973 — Kaldor, Avraham vs Rapaka Samuel Paul — 1/2-1/2 — Netanya ISR 1974 — Bevand, Larry A vs Boulanger, Maelys — 1-0 — Montreal CAN 1977 — Davenport, Alan Lee vs Moody, David W — 0-1 — ?
5.Qxd3 — 0.7% (5 parties)
1960 — Bazan, Osvaldo vs Alvarez del Prado, Enol — 1-0 — Sao Paulo BRA 1981 — Hall, Richard V M vs Collins, Richard — 1-0 — Penrith 1994 — Andrews, Chris vs Stannard, V. — 1-0 — Perth AUS 2007 — Varga, David vs Pagerka, Martin — 1-0 — Banska Stiavnica 2013 — Duncan, Leonard vs Yee, Frank — 0-1 — Port of Spain
5.Be3 — 0.1% (1 parties)
1986 — Pernutz, Hans-Gerhard vs Behnick, Eckhard — 1/2-1/2 — GER
1956 — Penrose, Jonathan vs Keres, Paul — 0-1 — Moskou olm
1957 — Penrose, Jonathan vs Gligoric, Svetozar — 1/2-1/2 — Hastings ENG
1957 — O'Sullivan, Donal vs Catozzi, Henry — 0-1 — Dublin zt
1958 — Secula, Victor vs Ahues, Carl — 1/2-1/2 — Hamburg GER
1973 — Hausner, Ivan vs Macura, Emil — 1-0 — Brno CZE
1973 — Kaldor, Avraham vs Rapaka Samuel Paul — 1/2-1/2 — Netanya ISR
1974 — Bevand, Larry A vs Boulanger, Maelys — 1-0 — Montreal CAN
1977 — Davenport, Alan Lee vs Moody, David W — 0-1 — ?
1981 — Hall, Richard V M vs Collins, Richard — 1-0 — Penrith
1994 — Andrews, Chris vs Stannard, V. — 1-0 — Perth AUS
2007 — Varga, David vs Pagerka, Martin — 1-0 — Banska Stiavnica
2013 — Duncan, Leonard vs Yee, Frank — 0-1 — Port of Spain