D07 Queen’s Gambit Declined: Chigorin Defense
D07 holds 13 named lines, all under the name Queen’s Gambit. It leaves D06 (Queen’s Gambit) with 2...Nc6. Material is no longer level at the end of four of its lines; the widest gap, one pawn in Black’s favour, comes in Queen’s Gambit Declined: Chigorin Defense. Lines filed under D35 reach one of its named positions by a different move order.
| # | White | Black |
|---|---|---|
| 1 | d4 | d5 |
| 2 | c4 | Nc6 |
Moves only D07 plays
Same as D06 up to 2.c4, then:
- 2...Nc6 The knight leaves b8 for c6, opening a line for the rook on a8.
Lines filed under D07
All 13 share their first four plies, the whole reference line and then split three ways at White’s move 3.
| Name | After the shared start | Plies | At the end |
|---|---|---|---|
| Queen’s Gambit Declined: Chigorin Defense | (the shared start itself) | 4 | |
| Queen’s Gambit Declined: Chigorin Defense | 3.Nc3 | 5 | |
| Queen’s Gambit Declined: Chigorin Defense | 3.Nc3 dxc4 | 6 | Black +1 |
| Queen’s Gambit Declined: Chigorin Defense, Exchange Variation | 3.cxd5 Qxd5 | 6 | |
| Queen’s Gambit Declined: Chigorin Defense, Lazard Gambit | 3.Nf3 e5 | 6 | |
| Queen’s Gambit Declined: Chigorin Defense, Main Line | 3.Nf3 Bg4 | 6 | |
| Queen’s Gambit Declined: Chigorin Defense, Tartakower Gambit | 3.Nc3 e5 | 6 | |
| Queen’s Gambit Declined: Chigorin Defense, Janowski Variation | 3.Nc3 dxc4 4.Nf3 | 7 | Black +1 |
| Queen’s Gambit Declined: Chigorin Defense, Main Line, Alekhine Variation | 3.Nf3 Bg4 4.Qa4 | 7 | |
| Queen’s Gambit Declined: Chigorin Defense | 3.Nc3 e6 4.Nf3 Nf6 | 8 | |
| Queen’s Gambit Declined: Chigorin Defense, Modern Gambit | 3.Nc3 dxc4 4.Nf3 Nf6 | 8 | Black +1 |
| Queen’s Gambit Declined: Chigorin Defense | 3.Nc3 e6 4.Nf3 Nf6 5.a3 | 9 | |
| Queen’s Gambit Declined: Chigorin Defense, Exchange Variation, Costa’s Line | 3.cxd5 Qxd5 4.e3 e5 5.Nc3 Bb4 6.Bd2 Bxc3 7.Bxc3 exd4 8.Ne2 | 15 | Black +1 |
The road to D07
- 1.d4one earlier stop: A40
- 1...d5D00 Queen’s Pawn Game
- 2.c4D06 Queen’s Gambit
- 2...Nc6D07
The position after 2...Nc6
Black has brought out the knight on c6; White has not yet moved a knight or bishop. White could capture with cxd5. White is to move and has 30 legal moves.
Closest boards in other codes
| Code | Line | Differs on |
|---|---|---|
| D10 | Slav Defense | three squares: c6, c7, b8 |
| D00 | Queen’s Pawn Game | four squares: c2, c4, c6, b8 |
| D08 | Queen’s Gambit Declined: Albin Countergambit | four squares: e5, c6, e7, b8 |
| D20 | Queen’s Gambit Accepted | four squares: c4, d5, c6, b8 |
| D30 | Queen’s Gambit Declined | four squares: c6, e6, e7, b8 |
| D11 | Slav Defense: Modern Line | five squares: g1, f3, c6, c7, b8 |
| A09 | Réti Opening | six squares: g1, d2, f3, d4, c6, b8 |
Other move orders
- Queen’s Gambit Declined: Chigorin Defense is also reached inside D35 Queen’s Gambit Declined: Exchange Variation, whose order is 1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Nc6.