English Opening: Great Snake with Nf3 – Playing as Black

The Great Snake is a modern, hypermodern opening. Instead of occupying the centre with pawns, Black builds a fianchettoed bishop on g7 and waits to challenge White's space-gaining moves. By playing 1...g6 and 2...c5, you immediately aim for a solid but dynamic pawn structure. The g7-bishop will eye the long diagonal, putting pressure on White's queenside and centre once they commit. This setup is especially effective against players who rush to expand — your compact formation can strike back at the right moment. The early ...c5 also prevents White from easily playing d4, keeping the game in structures where your bishops have good scope.

White's most common move in this position is 3.Nc3, appearing in over 32,000 games, with White scoring only 47.6% — a very human result. After 3.Nc3, you can continue developing naturally, often with ...Bg7 and ...d6, keeping the ...e6 or ...e5 break in reserve. The second-most popular, 3.g3, is played nearly 19,000 times and actually gives White their worst score here at 49.4%. This symmetrical fianchetto setup leads to patient maneuvering games where your kingside is well-defended. Another frequent try is 3.e3, which keeps White's options open but allows you to complete your development without much pressure. Across all major continuations, White's winning percentage hovers around 48-50%, meaning you are fully in the game from move three onward.

One of the most instructive moments in this line comes when White tries to seize the centre. The move 3.d4 has been played over 15,000 times, but White scores just 49.9% — barely a statistical advantage. After 3...cxd4, Black has a comfortable game with the g7-bishop ready to operate. However, the engine's preferred move is 3.e4, found in fewer games (4,558) but earning White 48.2%. The Stockfish best continuation goes 3.e4 Qa5 4.Nc3 Bg7. Notice Black's creative queen sortie to a5: it pins the c3-knight and threatens ...Qxc3+ or ...Qb4 ideas. This is not a beginner trap — it's a principled way to create counterplay against White's centre. The engine line shows Black is not just sitting back; you can start generating threats immediately.

While most of White's third-move options are roughly equal, there is one clear mistake to watch for: 3.d3. This move is classified as an inaccuracy that costs White about 0.7 pawns of advantage. White's winning percentage drops to just 43.8% across 2,563 games — the worst of any main line. If your opponent plays 3.d3, it's a sign they are playing too passively. You can seize the initiative with straightforward development: ...Bg7, ...d6, and consider an early ...e5 or ...b6 to pressure the centre. The engine says e4 was better, and your job is to prove why. This is exactly the kind of position the Great Snake was designed for — you have full freedom while White has neglected their centre.