Sicilian Kan tactics

Black commits to almost nothing and keeps every option open. The cost is that White gets a free hand in the centre for several moves.

120 positions in the course
Difficulty 1092–2747
Section: Sicilian Systems
5 levels

What the Kan produces tactically

Black spends the early moves on ...e6 and ...a6, which controls b5 and d5 and leaves the pieces free to go wherever the position later asks for them. It is a genuinely flexible system and it is a little slow, so White gets to build in the centre unopposed for a while.

That produces a specific tactical picture. White's shots come from pieces reaching d5, e6 or b5 while the black king is still uncastled and the queenside pieces are still at home. Black's come from the b-file after ...b5, and from a queen on c7 that watches c2 and the knight on c3 in the same line. The Kan is not a passive opening, but it is a patient one, and the positions here are what happens when patience runs out on one side.

How to spot it

Count how many black pieces are actually developed. If it is fewer than three, look for a way to open the centre now.
The e6 pawn is the standard sacrifice target. Calculate a piece landing on it rather than dismissing it.
The d5 square is contested by pawns rather than pieces here. Work out what happens if a knight goes there anyway.
As Black, watch the c-file and the b-file together. The tactics usually need both.

Three Kan positions

Three positions from the 120 in this skill, easiest first. The highlighted squares are the move your opponent has just played. Work it out before you open the answer.

Position 1

White to move. Find the best move.

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18...Rxd1 19.Qe8#

The line ends in checkmate. The Kan is flexible and a little slow, and its middlegames are where that trade gets settled one way or the other.

The position comes from the middlegame of a real game, rated 1388 for difficulty. The answer reaches checkmate.

Position 2

Black to move. Find the best move.

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19.Qg4 19...Qe3+ 20.Kh1 20...Qxe5

The line wins a piece. The Kan is flexible and a little slow, and its middlegames are where that trade gets settled one way or the other.

The position comes from the middlegame of a real game, rated 1701 for difficulty. The answer reaches a winning advantage.

Position 3

White to move. Find the best move.

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17...Nf6 18.Qd6+ Ne7 19.Qxe7+

The line wins a piece. The Kan is flexible and a little slow, and its middlegames are where that trade gets settled one way or the other.

The position comes from the middlegame of a real game, rated 2063 for difficulty. The answer reaches a winning advantage.

Drill this pattern until it is automatic 120 more positions on kan, in five graded levels, in the free Reflex Chess trainer. No account needed to start. Practise kan

Why club players like the Kan

The appeal is real: it is a Sicilian with a fraction of the memorisation, because Black's first six moves are close to identical against everything White does. Setups you can play by understanding rather than by recall are worth a lot to anyone who does not study openings.

The trap it sets for its own players is complacency. Flexible is not the same as safe, and a Kan player who develops on autopilot against a prepared attacking setup gets a bad version of a good opening. The rule of thumb is that once White has three pieces aimed at your king, flexibility has stopped being an asset.

Questions people ask

What is the difference between the Kan and the Taimanov?

Both are ...e6 Sicilians. The Kan plays ...a6 early and delays the knight on c6; the Taimanov brings the knight to c6 straight away. The Kan is more flexible, the Taimanov more directly pressures the centre.

Is the Kan good for club players?

It is one of the more practical Sicilians to own, because the setup is close to universal and the theory burden is small. The positions reward understanding of the structures rather than knowledge of forcing lines.

Nearby patterns

Kan sits in Sicilian Systems. The rest of that section: