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Chess Opening Theory/1. d4/1...Nf6/2. c4/2...g6/3. Nc3/3...d5/4. cxd5/4...Nxd5/5. e4/5...Nxc3

< Chess Opening Theory | 1. d4 | 1...Nf6 | 2. c4 | 2...g6 | 3. Nc3 | 3...d5 | 4. cxd5 | 4...Nxd5 | 5. e4
Grünfeld Defence
a b c d e f g h
8a8 black rookb8 black knightc8 black bishopd8 black queene8 black kingf8 black bishopg8 black kingh8 black rook8
7a7 black pawnb7 black pawnc7 black pawnd7 black kinge7 black pawnf7 black pawng7 black kingh7 black pawn7
6a6 black kingb6 black kingc6 black kingd6 black kinge6 black kingf6 black kingg6 black pawnh6 black king6
5a5 black kingb5 black kingc5 black kingd5 black kinge5 black kingf5 black kingg5 black kingh5 black king5
4a4 black kingb4 black kingc4 black kingd4 white pawne4 white pawnf4 black kingg4 black kingh4 black king4
3a3 black kingb3 black kingc3 black knightd3 black kinge3 black kingf3 black kingg3 black kingh3 black king3
2a2 white pawnb2 white pawnc2 black kingd2 black kinge2 black kingf2 white pawng2 white pawnh2 white pawn2
1a1 white rookb1 black kingc1 white bishopd1 white queene1 white kingf1 white bishopg1 white knighth1 white rook1
a b c d e f g h
Position in Forsyth-Edwards Notation (FEN)

rnbqkb1r/ppp1pp1p/6p1/8/3PP3/2n5/PP3PPP/R1BQKBNR w

Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3

5...Nxc3

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This is forced, as Nb6 and Nf6 lost time, and Nb4 lost to Qa4+ Nc6 d5. Now, Black appears to have improved White's center, but weakened the long diagonal when Black plays Bg7. Black will play ...Bg7 and ...c5 soon after.

Theory table

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6 7
bxc3

Bg7

Nf3

c5

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