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Chess Opening Theory/1. d4/1...d5/2. c4/2...e6/3. Nc3/3...Nf6/4. Bg5/4...Be7

Orthodox variation
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Position in Forsyth-Edwards Notation (FEN)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7
ECO code: D53-D69
Parent: Queen's Gambit Declined

4...Be7 · Orthodox variation

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Black unpins the knight and prepares to castle short.

White's two main responses 5. e3 and 5. Nf3 are very likely to transpose, so the order doesn't particularly matter.

Theory table

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1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7

5
e3 =
Nf3 =

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References

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See also

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v · t · e
Chess Opening Theory
1. e4 e5
Open game
2. Nf3
With 2...Nc6:
  • Four knights ( )
  • Italian game ( )
  • Spanish game ( )

With other 2nd moves:

2. Other
1. e4 c5
Sicilian defence
1. e4 ...other: