Tree path 5 levels King's Pawn Game › Bishop's Opening › Boi Variation › Bishop's Opening: Philidor Variation › Bishop's Opening: Lewis Countergambit
C23

Bishop's Opening: Lewis Countergambit

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Overview

Bishop's Opening: Lewis Countergambit is a sacrificial opening line filed under ECO C23 in the Open Games group. The defining idea is the early concession of material to seize the initiative and unbalance the position.

The Open Games group covers open games — classical 1.e4 e5 openings where both sides contest the centre directly with pawns.

The line arises from 6 plies — specifically the moves 1. e4 e5 2. Bc4 Bc5 3. c3 d5.

In the opening tree, this line branches off from Bishop's Opening: Philidor Variation, part of the broader King's Pawn Game system.

It continues primarily into one named line, Bishop's Opening: Lewis Countergambit.

Together the deeper variations number 2 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
C23
Group
Open Games (C)
Plies
6
Parent
Bishop's Opening: Philidor Variation
Direct variations
1
Total in subtree
2

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.

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Variations (1)

Show all 2 sub-variations (full subtree)