Tree path 9 levels Queen's Pawn Game › Queen's Gambit › Slav Defense › Modern Line › Slav Defense: Three Knights Variation › Slav Defense: Two Knights Attack › Slav Defense: Alapin Variation › Slav Defense: Czech Variation › Classical System
Slav Defense: Czech Variation, Classical System
Overview
Slav Defense: Czech Variation, Classical System is a named branch in the Closed & Semi-Closed Games group of chess theory, classified under ECO D18.
The Closed & Semi-Closed Games group covers closed and semi-closed games — 1.d4 systems characterised by long strategic manoeuvring rather than early tactics.
It begins with 11 plies and takes 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 to reach the canonical position.
In the opening tree, this line branches off from Slav Defense: Czech Variation, part of the broader Queen's Pawn Game system.
2 named variations grow from this line, including Slav Defense: Czech Variation, Dutch Variation, Slav Defense: Czech Variation, Lasker Variation.
Together the deeper variations number 4 across the full subtree.
Use the board to walk through every move, check how the position has scored on Lichess, or take it head-to-head against Stockfish.
- ECO code
- D18
- Group
- Closed & Semi-Closed Games (D)
- Plies
- 11
- Direct variations
- 2
- Total in subtree
- 4
This overview is generated automatically from the opening's metadata. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.
Statistics from Lichess
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| Moves | Games | W / D / B |
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Source: Lichess Opening Explorer · cached
Description
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