Annotated by tomwhufc (1200): This is considered the main opening for the majority of GMs as White stakes out his claim to the centre. Black meets White's centralization of a pawn with one of his own A common move attacking the e5-pawn and d4-square The best way to protect the e5-pawn White opts to develop both knights before his bishops The Four Knights Opening theory has changed a lot in the hundred years or so since the…
