Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bc4/3...Bc5/4. b4/4...Bxb4

= Evans Gambit Accepted =

4...Bxb4
Black has accepted the gambit and needs to play accurately now.

White can win a tempo in the fight for the center by playing /5. c3/.

Theory table
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 * 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4