E55 Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation
E55 holds a single named line. It leaves E54 (Nimzo-Indian Defense: Normal Variation, Gligoric System, Exchange Variation) with 8...Nbd7. White, to move in that position, has 39 legal moves, the second-highest count of the 40 Nimzo-Indian Defense codes. At 16 plies, its reference line is the fourth-longest of the 40 Nimzo-Indian Defense codes. Both kings have castled by the end of the reference line, White on move 7 and Black on move 4.
| # | White | Black |
|---|---|---|
| 1 | d4 | Nf6 |
| 2 | c4 | e6 |
| 3 | Nc3 | Bb4 |
| 4 | e3 | O-O |
| 5 | Bd3 | d5 |
| 6 | Nf3 | c5 |
| 7 | O-O | dxc4 |
| 8 | Bxc4 | Nbd7 |
Moves only E55 plays
Same as E54 up to 8.Bxc4, then:
- 8...Nbd7 The knight leaves b8 for d7, opening a line for the rook on a8.
The road to E55
- 1.d4 … 6.Nf3eight earlier stops: A40, A45, A50, E20, E40, E46, E47, E48
- 6...c5E53 Gligoric System
- 8.Bxc4E54 Exchange Variation
- 8...Nbd7E55
The position after 8...Nbd7
White has brought out the knight on c3, knight on f3 and bishop on c4; Black the knight on d7, knight on f6 and bishop on b4. White has a half-open c-file; Black a half-open d-file. White could capture with Bxe6, dxc5.
Closest boards in other codes
| Code | Line | Differs on |
|---|---|---|
| E56 | Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense | five squares: d3, c4, d5, c6, d7 |
| E57 | Nimzo-Indian Defense: Normal Variation, Gligoric System, Bernstein Defense | six squares: a2, a3, d4, c5, c6, d7 |
| E59 | Nimzo-Indian Defense: Normal Variation, Bernstein Defense | seven squares: a2, b2, a3, c3, b4, c6, d7 |
| E50 | Nimzo-Indian Defense | nine squares: e1, f1, g1, h1, c4, c5, c7, d7 … |
| E53 | Nimzo-Indian Defense: Normal Variation, Gligoric System | nine squares: e1, f1, g1, h1, d3, c4, d5, d7 … |
| E46 | Nimzo-Indian Defense: Normal Variation | ten squares: e1, f1, g1, h1, f3, c4, c5, c7 … |
| E51 | Nimzo-Indian Defense: Normal Variation, Ragozin Variation | ten squares: e1, f1, g1, h1, c4, c5, d5, c7 … |