ECO D01
9 named openings and variations are classified as D01. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- Rapport-Jobava SystemD011. d4 d5 2. Nc3 Nf6 3. Bf4
- Rapport-Jobava System, with e6D011. d4 d5 2. Nc3 e6 3. Bf4
- Richter-Veresov AttackD011. d4 Nf6 2. Nc3 d5 3. Bg5
- Richter-Veresov Attack: Boyce DefenseD011. d4 Nf6 2. Nc3 d5 3. Bg5 Ne4
- Richter-Veresov Attack: Malich GambitD011. d4 Nf6 2. Nc3 d5 3. Bg5 c5 4. Bxf6 gxf6 5. e4 dxe4 6. d5
- Richter-Veresov Attack: Richter VariationD011. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. f3
- Richter-Veresov Attack: Two Knights SystemD011. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3
- Richter-Veresov Attack: Two Knights System, Grünfeld DefenseD011. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 g6
- Richter-Veresov Attack: Veresov VariationD011. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. Bxf6