London System: Poisoned Pawn Variation
Overview
London System: Poisoned Pawn Variation is a chess opening at the root of the Closed & Semi-Closed Games family, classified under ECO code D02.
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 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Qb6 5. Nc3, after 9 plies of opening development.
Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.
- ECO code
- D02
- Group
- Closed & Semi-Closed Games (D)
- Plies
- 9
This overview is generated automatically from the opening's metadata. Know this line well? Write a description — submissions are reviewed before publishing.
Statistics from Lichess
53,502 games · White 51.1% / Draw 6.0% / Black 42.9%
| Moves | Games | W / D / B |
|---|---|---|
| a6 | 16,112 | |
| Qxb2 | 12,040 | |
| cxd4 | 5,060 | |
| c4 | 4,628 | |
| e6 | 3,983 | |
| Nc6 | 3,713 | |
| Bd7 | 3,248 | |
| Bg4 | 2,141 |
Source: Lichess Opening Explorer · cached 2026-09-26 02:07:50
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