E25

Keres Variation, Nimzo-Indian

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5

Opening moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5. This position is classified under ECO code E25.

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About This Opening

ECO Code

E25

Category Volume E

Opening Family

Nimzo-Indian Defense

Position (FEN)

rnbqk2r/pp3ppp/4p3/2Pn4/8/P1P2P2/4P1PP/R1BQKBNR b KQkq - 0 8

Lichess Stats

Across 10 rapid and classical games on Lichess (1600+ rated), White wins 40%, Black wins 50%, and 10% end in a draw from this position. The most common continuation is Qa5, played in 70% of games, followed by Nc6 and Qc7.

Observation period: 2026-07.

Small sample: 10 games. These percentages are descriptive and are too uncertain to compare opening strength.

40%

10%

50%

White wins 40% Draws 10% Black wins 50%

10 rapid and classical games on Lichess (1600+)

Top Continuations

Qa5

Nc6

Qc7

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