(D25) Winawer
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Be6
0/100 games played
(D25) Smyslov
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 g6
0/100 games played
(D25) Janowski
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4
0/100 games played