B63

Ivanov Variation, Sicilian

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Qb6

Opening moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Qb6. This position is classified under ECO code B63.

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About This Opening

ECO Code

B63

Category Volume B

Opening Family

Sicilian Defense

Position (FEN)

r1b1kb1r/pp3ppp/1qnppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq - 2 8

Lichess Stats

Across 4 rapid and classical games on Lichess (1600+ rated), White wins 75%, Black wins 25%, and 0% end in a draw from this position. The most common continuation is Nb3, played in 50% of games, followed by Bxf6 and O-O-O.

Observation period: 2026-07.

Small sample: 4 games. These percentages are descriptive and are too uncertain to compare opening strength.

75%

25%

White wins 75% Draws 0% Black wins 25%

4 rapid and classical games on Lichess (1600+)

Top Continuations

Nb3

Bxf6

O-O-O

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