(E73) Semi-Averbakh
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6.Be3
0/100 games played
(E73) Averbakh
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6.Bg5
0/100 games played