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Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nf6/3. Bc4

Petrov's Defence: Urusov Gambit
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3
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1
8
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Position in Forsyth-Edwards Notation (FEN)

rnbqkb1r/pppp1ppp/5n2/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b

Moves: 1. e4 e5 2. Nf3 Nf6 3. Bc4

Petrov's Defence: Urusov Gambit

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3. Bc4

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White's e4-pawn is left undefended in preference for more development.

Theory table

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For explanation of theory tables, see theory table and for notation, see algebraic notation..

1. e4 e5 2. Bc4 Nf6 3.Nf3 or 1. e4 e5 2. Nf3 Nf6 3.Bc4

3 4 5
Boden-Kieseritzky Gambit ...
Nxe4 		Nc3
Nxc3		 dxc3
f6		 ⩱
Trébuchet Gambit ...
...		 Bxf7+
Kxf7		 Nxe5+
Kg8		 − +
Two Knights Defence
by transposition		 ...
Nc6 		d3
 =
...
Bc5? 		Nxe5
 ±

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References

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Wikipedia has related information at Petrov's Defence


v · t · e
Chess openings quick reference
1. e4
1...e5 · Open
2. Nf3
With 2...Nc6:

With other 2nd moves:
2. Other

1...c5 · Sicilian
2... Nf3 · Open Sicilian
With 2...Nc6:

With 2...d6:

With 2...e6:

With other 2nd moves:
Anti-Sicilians
1... other
Caro-Kann
French
Other


1. d4
1...d5 · Closed
2. c4
2. Nc3
2. other
1...Nf6 · Indian
2. c4
With 2...e6:

With 2...g6:

With other 2nd moves for Black:
2. Nf3
2. other
1... other
Flank
Unorthodox
出典: Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nf6/3. Bc4

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