Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nf6/3. d4
< Chess Opening Theory  1. e4  1...e5  2. Nf3  2...Nf6Petrov Defence  



Position in ForsythEdwards Notation(FEN)
rnbqkb1r/pppp1ppp/5n2/4p3/3PP3/5N2/PPP2PPP/RNBQKB1R 
Petrov DefenceEdit
Now, Black has to choose between the two pawns which to capture : 3...exd4 or 3...Nxe4. Unless he wants to keep on playing a symmetrical game with 3...d5.
A transposition to Philidor's Defence is possible by the mean of 3...d6
Theory tableEdit
For explanation of theory tables see theory table and for notation see algebraic notation.
1. e4 e5 2. Nf3 Nf6 3. d4
3  

... exd4 
=  
... Nxe4 
=  
... d5 
= 
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