Italian Game: Two Knights Defense, Keidansky Variation

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Nxc6 Bxf2+ 9. Kf1 Qh4

Italian Game: Two Knights Defense, Keidansky Variation after 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Nxc6 Bxf2+ 9. Kf1 Qh4 87654321abcdefgh

The Italian Game: Two Knights Defense, Keidansky Variation is a chess opening classified as ECO C56, reached after 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Nxc6 Bxf2+ 9. Kf1 Qh4. It is a line of the Italian Game. White is to move.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 1 times by this move order. White won 0%, 0% were drawn and Black won 100%. The most popular continuation is 10. Qf3 (100% of games).

Engine evaluation: 0.00 (Stockfish, depth 44; best line 10. Nxa7+ c6 11. Nxc8 Rxc8 12. Be2 Ba7)

ECO
C56
Moves
18 plies
FEN
r1b1k2r/ppp2ppp/2N5/1B1pP3/4n2q/8/PPP2bPP/RNBQ1K1R w kq - 2 10
PGN
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Nxc6 Bxf2+ 9. Kf1 Qh4

Analyse with Stockfish · Board image (SVG) · Open on Lichess

Results by rating

Average ratingGamesWhite / draw / Black
0-14991100%
All1100%

Most played moves

MoveGamesWhite / draw / Black
10. Qf31 (100%)100%

Master games

1 over-the-board game is classified under this line (White 100%, draw 0%, Black 0%). The strongest:

Search all games of the Italian Game: Two Knights Defense, Keidansky Variation and its sub-variations

Highest-rated Lichess games

Comes from

Italian Game: Scotch Gambit, Max Lange Attack (6. Bb5 Ne4) 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4

More Italian Game lines (all)

Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.