[Event "Chess principles in the opening: Pawns in action"] [Site "https://lichess.org/study/bXZ9oJlq/zHLsdyYU"] [Result "*"] [Variant "Standard"] [ECO "B00"] [Opening "Nimzowitsch Defense"] [Annotator "https://lichess.org/@/realhercules"] [StudyName "Chess principles in the opening"] [ChapterName "Pawns in action"] [UTCDate "2020.04.24"] [UTCTime "04:24:46"] [Source "https://lichess.org/study/bXZ9oJlq/zHLsdyYU"] [Orientation "white"] 1. e4 Nc6 2. d4 Nf6? 3. d5 Nb4 { 3...Ne5 4.f4 Ng6 5.e5 gives the black knight a similar headache. } 4. a3 Na6 5. e5! { Now 5…Ne4? loses a knight after 6.Bxa6 bxa6 7.Qd4 f5 8.f3 } 5... Ng8 { Black's horses are running wild } *