B89 Sicilian Defense: Sozin Attack, Main Line
B89 holds three named lines, all under the name Sicilian Defense. It leaves B88 (Sicilian Defense: Sozin Attack, Leonhardt Variation) with 7.Be3. That final move, by the bishop, opens a line for the rook on a1 and the queen on d1. Of all other reference positions, the board of B57 (Classical Variation, Sozin Attack) comes closest, four squares apart.
| # | White | Black |
|---|---|---|
| 1 | e4 | c5 |
| 2 | Nf3 | Nc6 |
| 3 | d4 | cxd4 |
| 4 | Nxd4 | Nf6 |
| 5 | Nc3 | d6 |
| 6 | Bc4 | e6 |
| 7 | Be3 |
Lines filed under B89
All three share the start 1.e4 c5 2.Nf3 and then split two ways at Black’s move 2.
| Name | After the shared start | Plies | At the end |
|---|---|---|---|
| Sicilian Defense: Sozin Attack, Main Line | 2...Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 | 13 | |
| Sicilian Defense: Velimirovic Attack | 2...Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3 Be7 8.Qe2 | 15 | |
| Sicilian Defense: Sozin Attack, Main Line, Sherbakov Variation | 2...d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 e6 7.Be3 Be7 8.Bb3 O-O 9.O-O Na5 10.f4 b6 | 20 | both castled |
Sicilian Defense: Velimirovic Attack
- 2...Nc6 The knight leaves b8 for c6, opening a line for the rook on a8.
- 3.d4 The d-pawn advances two squares to d4, covering c5 and e5, opening a line for the bishop on c1 and the queen on d1.
- 3...cxd4 The c-pawn takes the pawn on d4, covering c3 and e3.
- 4.Nxd4 The knight on f3 takes the pawn on d4, opening a line for the queen on d1, attacking the knight on c6.
- 4...Nf6 The knight leaves g8 for f6, opening a line for the rook on h8.
Sicilian Defense: Sozin Attack, Main Line, Sherbakov Variation
- 2...d6 The d-pawn advances to d6, covering c5 and e5, opening a line for the bishop on c8 and the queen on d8.
- 3.d4 The d-pawn advances two squares to d4, covering c5 and e5, opening a line for the bishop on c1 and the queen on d1.
- 3...cxd4 The c-pawn takes the pawn on d4, covering c3 and e3.
- 4.Nxd4 The knight on f3 takes the pawn on d4, opening a line for the queen on d1.
- 4...Nf6 The knight leaves g8 for f6, opening a line for the rook on h8.
The road to B89
Two of the 11 named positions on the way are reached by a move order other than their own.
- 1.e4 … 5...d6nine earlier stops: B00, B20, B27, B30, B32, B33, B56
- 6.Bc4B57 Sozin Attack by another order
- 6...e6B88 Leonhardt Variation
- 7.Be3B89
The position after 7.Be3
White has brought out the knight on c3, knight on d4, bishop on c4 and bishop on e3; Black the knight on c6 and knight on f6. White has a half-open d-file; Black a half-open c-file. Black could capture with Nxd4, Nxe4. Black is to move and has 33 legal moves.
Closest boards in other codes
| Code | Line | Differs on |
|---|---|---|
| B62 | Sicilian Defense: Richter-Rauzer Variation | four squares: f1, e3, c4, g5 |
| B86 | Sicilian Defense: Sozin Attack | four squares: c1, e3, c6, b8 |
| B56 | Sicilian Defense: Classical Variation | six squares: c1, f1, e3, c4, e6, e7 |
| B58 | Sicilian Defense: Classical Variation | six squares: c1, e2, e3, c4, e6, e7 |
| B60 | Sicilian Defense: Richter-Rauzer Variation | six squares: f1, e3, c4, g5, e6, e7 |
| B63 | Sicilian Defense: Richter-Rauzer Variation, Traditional Variation | six squares: d1, f1, d2, e3, c4, g5 |
| B80 | Sicilian Defense: Scheveningen Variation | six squares: c1, f1, e3, c4, c6, b8 |