Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch
Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch is a chess opening with the ECO code A56, part of the Grünfeld Defense family. It goes 1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 O-O 6. Be2 cxd4 7. exd4 d5 8. O-O Nc6. White opens with 1. d4 (the queen's pawn) and Black answers 1... Nf6. After 16 moves it is White to move. The lesson on the board explains every move of the line and lets you play it yourself; it is free.
The moves
1. d4 – White plays the pawn to d4
1... Nf6 – Black plays the knight to f6
2. c4 – White plays the pawn to c4
2... c5 – Black plays the pawn to c5
3. e3 – White plays the pawn to e3
3... g6 – Black plays the pawn to g6
4. Nc3 – White plays the knight to c3
4... Bg7 – Black plays the bishop to g7
5. Nf3 – White plays the knight to f3
5... O-O – Black castles kingside
6. Be2 – White plays the bishop to e2
6... cxd4 – Black captures on d4 with the c-pawn
The line goes on for 4 more moves; the lesson shows them all.
About the Grünfeld Defense
Black plays ...Nf6, ...g6 and ...d5, letting White build a big pawn centre and then attacking it with pieces. It is sharp and full of theory.
After cxd5 Nxd5 e4, Black trades on c3 and hits d4 with ...c5.
The bishop on g7 is Black's best piece, pressing on d4 along the long diagonal.
Black adds ...Nc6, ...Bg4 and ...Qa5 to attack the centre; White tries to push d5.