D91 — Grünfeld Defense: Three Knights Variation, Petrosian System
Closed & Semi-Closed Games (D00–D99)
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5
Full page: Grünfeld Defense: Three Knights Variation, Petrosian System →ECO D91 covers Grünfeld Defense: Three Knights Variation, Petrosian System. Main line 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 with variations, statistics, and the best responses.
1 line under D91
Grünfeld Defense: Three Knights Variation, Petrosian System
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5