ECO A45 · Trompowsky Attack

Trompowsky Attack: Borg Variation

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5

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White to move. The arrow shows Stockfish’s best move.
Best move

4. Be5+0.54

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Trompowsky Attack: Borg Variation (A45), reached after 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5, Stockfish 18 recommends 4. Be5 for White. White is slightly better (+0.54).

Top engine moves

  1. +0.544. Be5 Rg8 5. Nd2 d6 6. Bg3 Nxg3 7. hxg3 e5 8. c3 exd4
  2. +0.474. Bc1 d5 5. f3 Nd6 6. Bxg5 Rg8 7. Bf4 c5 8. c3 Nc6
  3. +0.464. Be3 Bg7 5. f3 Nd6 6. Bxg5 c5 7. e3 cxd4 8. exd4 Qb6

Frequently asked questions

What is the best move in the Trompowsky Attack: Borg Variation?
After 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5, Stockfish 18 at depth 18 recommends 4. Be5 for White, continuing Rg8 5. Nd2 d6 6. Bg3 Nxg3 7. hxg3 e5 8. c3 exd4. White is slightly better (+0.54). The next best moves are 4. Bc1 (+0.47) and 4. Be3 (+0.46).
Is the Trompowsky Attack: Borg Variation a good opening?
Stockfish rates the position at +0.54: white is slightly better. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the Trompowsky Attack: Borg Variation?
A45. ECO codes classify chess openings from A00 to E99; A is the volume for flank openings.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).