Tree path 5 levels Queen's Pawn Game › Zukertort Variation › Queen's Pawn Game: Symmetrical Variation › Queen's Pawn Game: Colle System › Queen's Pawn Game: Colle System
D05

Queen's Pawn Game: Colle System

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Overview

Queen's Pawn Game: Colle System is a named branch in the Closed & Semi-Closed Games group of chess theory, classified under ECO D05.

The Closed & Semi-Closed Games group covers closed and semi-closed games — 1.d4 systems characterised by long strategic manoeuvring rather than early tactics.

Play reaches this position via 1. d4 d5 2. Nf3 Nf6 3. e3 e6, after 6 plies of opening development.

In the opening tree, this line branches off from Queen's Pawn Game: Colle System, part of the broader Queen's Pawn Game system.

It continues primarily into one named line, Queen's Pawn Game: Colle System.

In total, the branch covers 4 sub-variations across all depths.

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
D05
Group
Closed & Semi-Closed Games (D)
Plies
6
Parent
Queen's Pawn Game: Colle System
Direct variations
1
Total in subtree
4

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Variations (1)

Show all 4 sub-variations (full subtree)