Réti Opening: Anglo-Slav Variation, Bogoljubow Variation 3…Bf5 4. Bb2
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Statistics from Lichess
27,403 games: White 50.8% / Draw 6.4% / Black 42.8%
| Next move | Games | White / Draw / BlackW / D / B |
|---|---|---|
| 19,39819K | ||
| Réti Opening: Anglo-Slav Variation, New York System | 4,3524,352 | |
| 2,0772,077 | ||
| 421421 | ||
| 406406 | ||
| 299299 | ||
| 256256 | ||
| 5252 |
Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 30, 2026
Engine evaluation
0.00 The position is about equal
Best play: 4... e6 5. e3 h6 6. Nc3 Nf6 7. d4 Bb4 8. a3 Bd6 9. Bd3
Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.
Overview
Réti Opening: Anglo-Slav Variation, Bogoljubow Variation (ECO A12, Flank Openings) is a variation of the Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, reached after 1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 (4 moves).
In 27,403 rated Lichess games between players rated 1600 to 2500, White won 50.8%, Black 42.8% and 6.4% were drawn. Black's most played move here is 4…e6, in 71% of those games.
Written from the Lichess opening list and explorer. Know this line well? Write about it.
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How to answer 4. Bb2
The most played answer, 4…e6, also scores best for Black: 46.9%, with Black winning 43.5% and White 49.7% of 19K games. Of the main answers, 4…Nf6 scores lowest: 44.2%. Stockfish's first choice is also 4…e6.
Main answers: those played in at least 5% of these games. Score: Black's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings
Transpositions
Cite this page
Caissa Codex. “Réti Opening: Anglo-Slav Variation, Bogoljubow Variation (A12)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/reti-opening-anglo-slav-variation-bogoljubow-variation-4