Chess Opening Secrets Revealed*: Chess: Understanding the Queen's Indian Defense Part II

1 d4 Nf6 2 c4 e6 3 Nf3 b6 4 g3 Ba6 5 b3 Bb4+
6 Bd2 Be7 Line

Also available:
Chess: Understanding the Queen's Indian
Defense Part I
http://chesscoach1950.blogspot.com/2006/05/chess-understanding-queens-indian.html

1 d4

1 ... Nf6

2 c4

2 ... e6

3 Nf3

3 ... b6

4 g3

4 a3
4 Nc3
4 e3
4 Bf4
4 Bg5
4 b3
4 Nbd2

4 ... Ba6

4 ... Bb7
4 ... Bb4+
4 ... Be7
4 ... c5
4 ... c6
4 ... Bd6
4 ... Nc6

5 b3

5 Nbd2
5 Qa4
5 Qb3
5 Qc2
5 h3

5 ... Bb4+

5 ... Bb7
5 ... d5
5 ... b5
5 ... c6
5 ... c5

6 Bd2

6 Nbd2

6 ... Be7

6 ... Bxd2+
6 ... c5
6 ... Qe7

7 Bg2

7 Bc3
7 Qc2 Bb7 8 Bg2 c5 9 dxc5 bxc5 10 O-O O-O 11 Nc3 d6.
7 Nc3 O-O 8 e4 d5 9 cxd5 Bxf1 10 Kxf1 exd5 11 e5 Ne4
12 Kg2.

7 ... c6

7 ... O-O 8 O-O d5.
7 ... Bb7 8 Nc3 O-O 9 O-O.
7 ... d5 8 cxd5 exd5 9 Nc3 O-O 10 O-O Bb7.

8 Bc3

8 Bf4
8 O-O d5.
8 Be3 d5.
8 Nc3 O-O.
8 Qc2 d5 9 O-O O-O.
8 Bg5 d5 9 Nbd2 Nbd7 10 O-O O-O.
8 Ne5 d5 9 Bc3 Nfd7 10 Nxd7 Nxd7 11 Nd2 O-O
12 O-O.

8 ... d5

8 ... Ne4 9 Bb2 d5 10 O-O.
8 ... O-O 9 O-O d5 10 Ne5 Nfd7 11 Nxd7 Nxd7 12 Nd2.

9 Ne5

9 O-O
9 Nbd2 Nbd7 10 O-O O-O 11 Re1 c5 12 e4 dxe4
13 Nxe4.

9 ... Nfd7

9 ... Qc7
9 ... Ne4 10 O-O Nxc3 11 Nxc3 O-O.
9 ... O-O 10 O-O Nfd7 11 Nxd7 Nxd7 12 Nd2.
9 ... Bb7 10 Nd2 O-O 11 O-O Na6 12 e4 c5 13 exd5 exd5
14 Re1 cxd4 15 Bxd4 Nc5.

10 Nxd7

10 Nd2
10 Nd3

10 ... Nxd7

10 ... Qxd7

11 Nd2

11 O-O O-O 12 Nd2 Rc8 13 e4.

11 ... O-O

11 ... f5 12 O-O O-O.
11 ... Bf6 12 e4 b5.
11 ... Rc8 12 O-O O-O 13 e4.
11 ... Nf6 12 O-O O-O 13 e4 b5 14 Re1 dxe4 15 Qc2 Rc8
16 Rad1 Nd5.

12 O-O

12 e4
12 f4
12 a4
12 a3
12 Qc2

12 ... Rc8

12 ... Qc7
12 ... Rc8
12 ... f5
12 ... b5
12 ... Rb8
12 ... Re8 13 cxd5 exd5.
12 ... Nf6 13 e4 b5 14 Re1 dxe4 15 Qc2 Rc8
16 Rad1 Nd5.

13 e4

13 Rc1
13 h3
13 Re1
13 a4
13 Bb2 Nf6 14 e4 c5 15 exd5 exd5.

13 ... b5

13 ... dxe4 14 Bxe4.
13 ... c5 14 exd5 exd5 15 dxc5 dxc4 16 c6 cxb3
17 Re1 Bb5 18 axb3 Bxc6 19 Bxc6 Rxc6 20 Rxa7 Bf6.
13 ... dxc4 14 bxc4 b5 15 Re1 bxc4 16 Qa4 Bb5 17 Qc2.

14 Re1

14 Qg4
14 Qh5
14 Qe2
14 Rc1 dxc4 15 bxc4 bxc4 16 Qa4 Bb5 17 Qc2 Re8 18 a4 Ba6.

14 ... bxc4

14 ... bxc4
14 ... dxe4 15 Bxe4.
14 ... dxc4 15 bxc4 bxc4 16 Qa4 Bb5 17 Qc2.

15 bxc4

15 Qe2

15 ... dxc4

15 ... Nb6
15 ... Bxc4 16 Nxc4 dxc4.

16 Qa4

16 Qc2
16 Qg4
16 Qh5
16 Rb1

16 ... Bb5

16 ... Qb6

17 Qc2

17 Qd1
17 ... e5
17 ... Ba3
17 ... Qc7 18 a4 Ba6.
17 ... Ba6 18 Red1.
17 ... Nf6 18 Rab1 Qd7 19 Ba1 c5 20 d5 exd5 21 exd5 Rb8
22 Nxc4 Nxd5 23 Ne5 Qe6 24 Nxf7 Qxf7 25 Bxd5.

17 ... Re8

18 a4

18 Red1
18 h3
18 f4

18 ... Ba6

19 Rad1

19 Red1
19 h3

19 ... Bf8

19 ... Qc7
19 ... Kh8
19 ... c5
19 ... Nf6

20 Nf1

20 h3
20 f4
20 a5
20 Kf1 Rb8.
20 Qa2 c5 21 d5 exd5 22 exd5 Rxe1+ 23 Rxe1 Nb6
24 Ba5 Qd7.
20 Re3 Qc7 21 Bf1 c5 22 d5 exd5 23 exd5 Rxe3
24 fxe3 Ne5 25 Qe4.

20 ... Rb8