Pros
1. Central Control: White's central pawn structure becomes Black's attack target. Instead of directly capturing the central pawns, Black tries to influence them from a distance.
2. Tactical Possibilities: The Grunfeld is full of complex tactical variants. This is ideal for situations where Black is looking for an active game and wants to use his tactical skills.
3. Flexibility: The Grunfeld offers Black a variety of pawn structures and game plans. This flexibility allows Black to adapt to his opponent's style of play.
Cons
1. Theoretical Complexity: The Grunfeld is a complex opening that requires extensive theoretical knowledge.
2. Risky Play: If Black doesn't play correctly, White's center can become very strong.
3. White's Space Advantage: White can gain a space advantage in the center. This can mean a tight game for Black.
4. Time Loss: In Grünfeld, Black often wastes time to recapture pawns. This can give White an advantage in development.
:
D70: Grünfeld Defence, unusual White third moves met by 3...d5: 1.d4 Nf6 2.c4 g6
D71-79:
Grünfeld Defence, Fianchetto Variation: 1.d4 Nf6 2.c4 g6 3.g3 d5
D80: Grünfeld Defence, unusual White fourth moves: 1.d4 Nf6 2.c4 g6 3.Nc3 d5
D80: Grünfeld Defence, 4.Bg5: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bg5
D81: ................, Accelerated Russian System: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3
D82: ................, 4.Bf4: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4
D83: ................, 4.Bf4 Bg7 5.e3 O-O: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O
D84: ................, 4.Bf4 Bg7 5.e3 O-O 6.cxd5: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 O-O
6.cxd5
D85-89:
Grünfeld Defence, Classical Exchange Variation: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4
Nxc3 6.bxc3 Bg7
D90: Grünfeld Defence, 4.Nf3 Bg7 sidelines: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7
D91: ................, 4.Nf3 Bg7 5.Bg5: .....................:1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5
D92: ................, 4.Nf3 Bg7 5.Bf4 sidelines: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4
D93: ................, 4.Nf3 Bg7 5.Bf4 main line: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O
6.e3
D94: Grünfeld Defence, Closed Variation sidelines: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3
D95: ................, Closed Variation main line: 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O
6.Qb3
D96-99:
Grünfeld Defence, Russian System : 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3
