Chessy
The Rossolimo Variation: e6 — A Solid, Positional Sicilian
The Rossolimo Variation (3.Bb5) is one of White's most respected ways to avoid the razor-sharp Open Sicilian. After 1.e4 c5 2.Nf3 Nc6 3.Bb5 e6, White immediately takes on c6 with 4.Bxc6, giving Black doubled pawns and a slight structural weakness in exchange for quick development. The engine evaluates this at +0.22 — a tiny edge for White — so you should feel confident heading into a calm, positional battle. Across over 680,000 games, White scores a healthy 48.9% with draws at 4.1%. The interactive drill below will help you navigate Black's main replies and press your small but lasting advantage.
Play the Rossolimo Variation: e6 against the engine
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Create a free account →The Big Idea: Why White Gives Up the Bishop
At first glance, trading your light-squared bishop for a knight on c6 seems odd — bishops are usually stronger than knights in open positions. But in the Rossolimo Variation: e6, the trade serves a deeper purpose. After 4.Bxc6, Black almost always recaptures with the b-pawn (bxc6), creating a doubled pawn pair on the c-file. Those doubled pawns are a long-term target: they are hard to defend, they can't be easily advanced, and Black's queenside light squares (especially b7 and d5) become inviting homes for your pieces. Your plan is simple: develop calmly (d3, 0-0, Nbd2 or Nc3), pressure the centre with moves like e5 or d4 at the right moment, and slowly make Black's doubled pawns feel heavy. You are not looking for a quick knockout — you are playing for a steady, lasting pull.
The Main Line: bxc6 and the Engine's Plan
By far Black's most common reply is bxc6 (played in 583,006 games), and the engine confirms it is the best move. While it doubles Black's pawns, it also opens the b-file for Black's rook and keeps the pawn structure solid. The engine's recommended continuation is bxc6 d3 d5 Qe2. Here, d3 protects e4 and prepares development, while Black's d5 challenges your centre immediately. The move Qe2 is subtle but important: it defends e4 so your king can castle, eyes the e5-square, and sometimes prepares e5 later to close the centre. White scores 48.4% from this position — almost equal to the overall average — meaning the battle is just beginning. Look for chances to play c3 and d4 later, trading off your own pawn weaknesses while leaving Black's c6-c5 duo in place.
The Surprising Statistics: dxc6 and a6
While bxc6 is the main recapture, a meaningful number of Black players try something else — and the statistics show you can punish those choices. The most popular alternative is dxc6 (101,063 games), where Black keeps the pawn structure clean but gives up the centre. White scores a strong 51.2% here — notably higher than in the main line. The engine warns that dxc6 is an inaccuracy, losing about 0.6 pawns compared to bxc6. Your plan: push d4 right away to seize space, or play e5 to chase Black's knight on f6. Another common mistake is a6 (982 games), which wastes a tempo and loses roughly 0.7 pawns. White scores 58.1% after a6. Just develop naturally (d4, Nc3) and Black will feel the missing move. Even rarer is Ne7 (691 games) — a blunder that loses about 4.1 pawns. White scores 70.8% against it. Simply play d4 or Qe2 and you should be winning material soon.
Typical Middlegame Themes
After the main sequence bxc6 d3, the middlegame is about piece play and pawn breaks. Black's doubled c-pawns mean the c7, c6, and c5 squares are potential targets for your knight (via b3 or a4-c5) or your dark-squared bishop. Keep an eye on the d5-square: if Black pushes e5 or plays d6, d5 can become a beautiful outpost for one of your knights. Your own pawn break is usually d4 — once you have d4 in safely, Black's c5 pawn becomes backward on an open file. Another good plan is to play b3 and Bb2, putting pressure down the long diagonal. Black will often try to trade queens early. Don't avoid it — your endgame prospects are better because of Black's fixed pawn weaknesses. Remember, you are playing for +0.22: a small edge that compounds over 20 moves of patient pressure.
Results across 687,092 Lichess games
| Most-played continuation | Games | White wins |
|---|---|---|
| bxc6 | 583,006 | 48.4% |
| dxc6 | 101,063 | 51.2% |
| a6 | 982 | 58.1% |
| Ne7 | 691 | 70.8% |
| b6 | 530 | 76.0% |
| Nf6 | 436 | 68.1% |
Frequently asked questions
What is the best move for Black in the Rossolimo: e6?
The best move for Black is bxc6, played in over 580,000 games. It accepts the doubled pawns but keeps Black's structure solid and opens the b-file. The engine's preferred line continues bxc6 d3 d5 Qe2. Alternative recaptures like dxc6 or a6 are inaccuracies that give White a bigger edge.
Is the Rossolimo Variation good for White?
Yes, it is a solid, low-risk choice. The engine evaluates the position after 4.Bxc6 at +0.22 — a slight edge for White. White wins about 48.9% of games, with another 4.1% drawn. It avoids the heavy theory of the Open Sicilian while giving you a long-term positional pull.
What is the main difference between the Rossolimo and the Open Sicilian?
The Rossolimo (3.Bb5) avoids 3.d4, which leads to the Open Sicilian. By playing 3.Bb5 and then 4.Bxc6, White trades bishop for knight early, doubling Black's pawns. This steers the game toward a slow, positional struggle rather than a sharp tactical fight. It is ideal for players who prefer structure and planning over memorised lines.
How can White punish Black's mistakes after 4.Bxc6?
If Black plays dxc6 or a6, the engine says those are inaccuracies that lose roughly 0.6–0.7 pawns. White scores over 51% against dxc6 and 58% against a6. The best reaction is to play d4 immediately or develop with Nc3 and Qe2. Against the blunder Ne7 (which loses about 4.1 pawns), simply play d4 or Qe2 to gain material.