(D05) Zukertort
1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3
0/100 games played
(D05) Rubinstein
1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5.b3
0/100 games played
(D05) Colle
1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5.c3
0/100 games played