About this opening
Italian Game: Evans Gambit, Fraser-Mortimer Attack is an opening in the Encyclopedia of Chess Openings,
classified under code C51. ECO group C (C00–C99)
covers open games (1.e4 e5) and the French Defence, including the Ruy Lopez, Italian, Scotch and King's Gambit. This particular variation is reached
after 25 half-moves from the
starting position, with the move sequence 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. O-O d6 8. cxd4 Bb6 9. Nc3 Bg4 10. Qa4 Bd7 11. Qb3 Na5 12. Bxf7+ Kf8 13. Qc2.
It belongs to the Italian Game family.
Within that family this is a level-2 branch (the Evans Gambit → Fraser-Mortimer Attack line). The immediate parent line is Italian Game: Evans Gambit, transitioned via 13.Qc2.
The opening sequence in prose form: 1.e4 e5, 2.Nf3 Nc6, 3.Bc4 Bc5, 4.b4 Bxb4, 5.c3 Bc5, 6.d4 exd4. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.
Use the interactive board above to walk through the moves position-by-position. Click any move in the navigation to step backwards, or use the keyboard arrow keys. For statistical data — how often master-level players have reached this position, White's win-rate, draw frequency, Black's score — see the panel in the right column.
Caissly's coverage of C51 extends through every named sub-variation in this line and across all four locales (English, Spanish, Portuguese, Russian). Where editorial commentary exists for a specific variation it appears as the page body; otherwise the page presents the structural data, board, and statistics as shown here.