The Modern Benoni: 1.d4 Nf6 2.c4... Nbd7 begins with 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 0-0 9.0-0 Nbd7 (ECO A63). Across rating levels it shows up in 13,971 recorded games — enough data to map exactly where it succeeds and where it stalls.
History and Notable Players
It arises from the Modern Benoni: 1.d4 Nf6 2.c4... 0-0. On the White side, Predrag Nikolic (8 games), Zlatko Ilincic (6 games), Daniil Yuffa (4 games) top the database. Notable Black exponents: Evgeny Alekseev (15 games), Nick E De Firmian (13 games), Dragoljub Velimirovic (11 games).
Move Diversity and Theory Depth
Move choice is far from uniform in the Modern Benoni: 1.d4 Nf6 2.c4... Nbd7. At 1200 Elo, the top reply is e4, played 31.7% of the time. There are 4 other moves seeing meaningful share, and 72.3% of games stick to established theory. Entropy: 2.63. By 2500, Bf4 dominates at 56.7% of replies; only 5 viable alternatives remain and 81% of moves are theory. Entropy drops to 1.95. The narrowing is significant — strong players consolidate around a small set of best moves, while amateurs scatter across many plausible-looking options.
Main Lines and Variations
From the position after 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 0-0 9.0-0 Nbd7, the recognised continuations are:
Each branch leads to a different middlegame character — the resulting pawn structure decides what kind of game you get.
Common Mistakes
- Neglecting development — Extra pawn moves in the opening are tempting, especially when you "know the moves". Developing a piece each turn is the simple correction.
- Letting White own the centre — Hypermodern openings concede central space on purpose, but only if you strike back in time. Delay the counter-blow and you end up squeezed.
Practice on Chessiverse
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