human
Why is the Trompowsky Attack with 2. Bg5. 1... d5 better than the Trompowsky Attack with 1... Nf6?
assistant
The Trompowsky Attack with 2. Bg5. 1... d5 is better than the Trompowsky Attack with 1... Nf6 because it prevents White from playing 2. e4 unless White wants to venture the dubious Blackmar–Diemer Gambit. 1... d5 is not any worse than 1... N