C88 Ruy Lopez: Closed
C88 holds nine named lines, all under the name Ruy Lopez. It leaves C84, a position of the same name, with 6.Re1 b5 7.Bb3. Its deepest line, Ruy Lopez: Closed, Alekhine Gambit, runs to 14.Qxf3, the third-longest of the 40 Ruy Lopez codes. Lines of 11 other codes continue from its position, the fifth-widest spread of the 40 Ruy Lopez codes.
| # | White | Black |
|---|---|---|
| 1 | e4 | e5 |
| 2 | Nf3 | Nc6 |
| 3 | Bb5 | a6 |
| 4 | Ba4 | Nf6 |
| 5 | O-O | Be7 |
| 6 | Re1 | b5 |
| 7 | Bb3 |
The move that completes C88
The reference line of C89 plays all of these moves and continues beyond them; C88 is the position reached at 7.Bb3.
- 7.Bb3 The bishop goes from a4 to b3.
Lines filed under C88
All nine share their first 13 plies, the whole reference line and then split three ways at Black’s move 7.
| Name | After the shared start | Plies | At the end |
|---|---|---|---|
| Ruy Lopez: Closed | (the shared start itself) | 13 | White castled |
| Ruy Lopez: Closed | 7...O-O | 14 | both castled |
| Ruy Lopez: Closed, Trajkovic Counterattack | 7...Bb7 | 14 | White castled |
| Ruy Lopez: Closed, Anti-Marshall | 7...O-O 8.a4 | 15 | both castled |
| Ruy Lopez: Closed, Rosen Attack | 7...d6 8.d4 | 15 | White castled |
| Ruy Lopez: Noah’s Ark Trap | 7...d6 8.d4 Nxd4 9.Nxd4 exd4 10.Qxd4 c5 | 20 | White castled |
| Ruy Lopez: Closed, Balla Variation | 7...d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 11.a4 | 21 | White castled |
| Ruy Lopez: Closed, Leonhardt Variation | 7...d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 11.h3 Nc6 12.d5 Nb8 13.Nbd2 g5 | 26 | White castled |
| Ruy Lopez: Closed, Alekhine Gambit | 7...d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 11.Nbd2 O-O 12.Nf1 Bg4 13.Ne3 Bxf3 14.Qxf3 | 27 | both castled |
The road to C88
- 1.e4 … 4...Nf6six earlier stops: B00, C20, C40, C44, C60, C70
- 5.O-OC78 Morphy Defense
- 5...Be7C84 Closed
- 7.Bb3C88
The position after 7.Bb3
White has brought out the knight on f3 and bishop on b3; Black the knight on c6, knight on f6 and bishop on e7. Black could capture with Nxe4. Black is to move and has 30 legal moves.
Codes that branch off from C88
The reference lines of two other codes leave C88 from two of its named positions; “From” gives the last part of that position’s name.
| Code | From | Moves | Reference line |
|---|---|---|---|
| C89 | Closed | 8.c3 d5 | Ruy Lopez: Marshall Attack |
| C90 | Closed | 7...d6 8.c3 O-O | Ruy Lopez: Closed |
Closest boards in other codes
| Code | Line | Differs on |
|---|---|---|
| C85 | Ruy Lopez: Closed, Delayed Exchange | six squares: e1, f1, b3, b5, c6, b7 |
| C87 | Ruy Lopez: Closed, Averbakh Variation | six squares: b3, a4, b5, d6, b7, d7 |
| C78 | Ruy Lopez: Morphy Defense | eight squares: e1, f1, b3, a4, b5, b7, e7, f8 |
| C86 | Ruy Lopez: Closed, Worrall Attack | eight squares: d1, e1, f1, e2, b3, a4, b5, b7 |
| C65 | Ruy Lopez: Berlin Defense | ten squares: e1, g1, h1, b3, b5, a6, a7, b7 … |
| C70 | Ruy Lopez: Morphy Defense | ten squares: e1, g1, h1, b3, b5, f6, b7, e7 … |
| C79 | Ruy Lopez: Morphy Defense, Steinitz Deferred | ten squares: e1, f1, b3, a4, b5, d6, b7, d7 … |
Where lines continue from here
Besides the codes above, they belong to C91, C92, C93, C94, C95, C96, C97, C98, C99.