Tree path 6 levels King's Pawn Game › Pirc Defense › Pirc Defense › Pirc Defense › Lion Defense › Anti-Philidor
B07

Lion Defense: Anti-Philidor

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Overview

Lion Defense: Anti-Philidor is a variation within the Semi-Open Games family, indexed as ECO B07.

The Semi-Open Games group covers semi-open games — replies to 1.e4 where Black declines the symmetrical 1…e5 in favour of an asymmetric pawn structure.

Play reaches this position via 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4, after 7 plies of opening development.

It is a variation of Lion Defense, which itself descends from the root opening King's Pawn Game.

It continues primarily into one named line, Lion's Cave.

In total, the branch covers 2 sub-variations across all depths.

Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.

ECO code
B07
Group
Semi-Open Games (B)
Plies
7
Parent
Lion Defense
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)