1. Main Line 5...Ba5 6.d4 exd4 7.O-O
White sacrifices the b4-pawn to buy golden development tempi with c3 and d4, intending to post the bishop on a3 to permanently sever Black's castling rights.
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O Nge7 8.cxd4 d5 9.exd5 Nxd5 10.Ba3 Be6
Move by move
- 1.e4 – The premier opening thrust: White stakes out the central high ground with e4, opening paths for the light-squared bishop and queen to ignite the battle.
- 1...e5 – Classical symmetrical response: Black establishes a firm central foothold, preventing White's immediate d2-d4 push and preparing rapid minor piece development.
- 2.Nf3 – Direct attacking development: the knight sorties to f3 targeting the undefended e5-pawn, exerting control over d4, and preparing swift kingside castling.
- 2...Nc6 – Logical defensive development: Black's knight protects the vital e5-pawn and guards key squares d4 and e5, getting ready for the upcoming central clash.
- 3.Bc4 – The Italian Game: the bishop takes aim directly at the vulnerable f7-square, the most fragile coordinate in Black's camp defended only by the king.
- 3...Bc5 – The Giuoco Piano: Black actively develops the bishop to c5, controlling d4 and facing off against White's bishop along the active diagonal.
- 4.b4 – The Evans Gambit! White audaciously sacrifices the b4-pawn to deflect Black's bishop from c5, seize crucial tempi with c3 and d4, and dominate the center.
- 4...Bxb4 – Black accepts the gambit pawn by capturing on b4, but hands White vital development tempi to construct a massive central pawn roller with the coming c3 push.
- 5.c3 – The strategic linchpin of the Evans: the pawn hits the bishop gaining a golden tempo, simultaneously preparing the potent d2-d4 thrust to command the board.
- 5...Ba5 – The main retreat: the bishop drops back to a5 maintaining pressure along the c3-diagonal, standing ready to support the d7-pawn after White strikes with d4.
- 6.d4 – The monumental central breakthrough! With d4 White strikes at the heart of Black's position with tempo, blowing open lines for heavy artillery pieces.
- 6...exd4 – Black surrenders central tension by taking on d4, cracking open the central e-file and exposing their king to White's energetic attacking threats.
- 7.O-O – Captain Evans's key idea: White tucks the king into safety and readies the f1-rook along the open central e-file before bothering to reclaim material.
- 7...Nge7 – Flexible knight deployment to e7 avoiding blocking the f-pawn, preparing castling while sidestepping annoying pin tactics along the critical f-file.
- 8.cxd4 – Powerful and natural recapture: White reconstitutes the ideal c4-d4 central pawn roller, dominating key outposts c5 and e5 while constricting Black.
- 8...d5 – Liberating counter-strike: Black lunges with d5 to challenge White's central pawn duo and create breathing room for their army before being smothered.
- 9.exd5 – White pries open the central e-file with 9.exd5, ramping up pressure against Black's king and establishing pathways for rooks to infiltrate with force.
- 9...Nxd5 – Black's knight recaptures on d5 centralizing briefly, but the open e-file and the wide-open a3-f8 diagonal leave Black's uncastled king in dire peril.
- 10.Ba3 – The master stroke! White's bishop invades a3, permanently severing Black's castling rights and paralyzing their kingside along the razor-sharp diagonal.
- 10...Be6 – Black interposes the bishop on e6 to blunt White's pressure and seek shelter, but White retains a commanding strategic initiative and full board control.
How to exploit the position
Sacrifice pawn for unstoppable initiative
- Accelerate development with 7.O-O without rushing to recapture material
- Plant the dark-squared bishop on a3 to paralyze enemy king shelter
- Build fierce pressure along the open e-file with Re1
- Utilize the d4-pawn to dominate key central squares e5 and f7
Master tips
Time trumps material
In the Evans Gambit rapid piece deployment and open files outweigh one or two pawns