Chess Opening Analysis Blog: 2015

Monday, November 30, 2015

Analysis

Casual Game, http://www.itsyourturn.com
John Coffey, Recovering from sho vs. Martin Daniels


8
7
6
5
4
3
2
1

-1

(white to move)

1.	d4	d5
2.	c4	dxc4
3.	Nf3	b5
4.	a4	c6
5.	axb5	cxb5
6.	b3	e6
7.	e3	Nf6
8.	bxc4	bxc4
9.	Bxc4	Bd6
10.	Nbd2	O-O
11.	Ba3

Friday, November 13, 2015

Analysis

?, ?
Analysis vs. ?, 240+2


8
7
6
5
4
3
2
1

(white to move)

1.	d4	d5
2.	c4	e6
3.	Nf3	c6
4.	Nc3	dxc4
5.	a4	Bb4
6.	e3	b5
7.	Bd2	a5
8.	axb5	Bxc3
9.	Bxc3	cxb5
10.	b3	Bb7
11.	bxc4	b4
12.	Bb2	Nf6
13.	Bd3	Nbd7
14.	O-O	O-O
15.	Re1	Qc7
16.	e4	e5
17.	c5	exd4
18.	Rc1	h6
19.	c6	Bxc6
20.	Nxd4

Noteboom variation

Analysis
? vs. ?, ?


1
2
3
4
5
6
7
8

(black to move)

1.	d4	d5
2.	c4	e6
3.	Nf3	c6
4.	Nc3	dxc4
5.	a4	Bb4
6.	e3	b5
7.	Bd2	a5
8.	axb5	Bxc3
9.	Bxc3	cxb5
10.	b3	Bb7
11.	bxc4	b4
12.	Bb2	Nf6
13.	Bd3	Nbd7
14.	O-O	O-O
15.	Re1	Ne4
16.	c5	Bc6
17.	Qc2	f5
18.	Bc4	Qe7
19.	Bb3	Kh8
20.	Red1	Qe8
21.	Ba4	Bxa4
22.	Rxa4	Ndf6
23.	Rda1	Qb5
24.	Ne5	Ng4
25.	Nxg4	fxg4
26.	Qxe4	Qe2
27.	Rf1	Qxb2
28.	Qxe6	b3
29.	Qc4	Rf6
30.	Qc1	Qe2
31.	c6	b2
32.	Qc4	Qd2
33.	c7	Rc8
34.	Qb3	Rcf8
35.	Qd1	Rxf2

Noteboom variation

?, ?
Analysis vs. ?, 240+2


8
7
6
5
4
3
2
1

(white to move)

1.	d4	d5
2.	c4	e6
3.	Nf3	c6
4.	Nc3	dxc4
5.	a4	Bb4
6.	e3	b5
7.	Bd2	a5
8.	axb5	Bxc3
9.	Bxc3	cxb5
10.	b3	Bb7
11.	bxc4	b4
12.	Bb2	Nf6
13.	Bd3	Nbd7
14.	O-O	O-O
15.	Re1	Ne4
16.	c5	Bc6
17.	Qc2	Ndf6
18.	Ne5

Monday, November 9, 2015

Abraham's variation

Schwarzach op-A 19th, Salzburg
Sebenik, Matej (2426) vs. Reefschlaeger, Helmut (2299)


8
7
6
5
4
3
2
1

-1

(white to move)

1.	d4	d5
2.	c4	c6
3.	Nf3	e6
4.	Nc3	dxc4
5.	e3	b5
6.	a4	Bb4
7.	Bd2	a5
8.	axb5	Bxc3
9.	Bxc3	cxb5
10.	b3	Bb7
11.	bxc4	b4
12.	Bb2	Nf6
13.	Bd3	O-O
14.	O-O	Nbd7
15.	Re1	Ne4
16.	Qc2	f5
17.	c5	Bc6
18.	Bc4	Qe7
19.	Bb3	Ra7
20.	Ba4	Bxa4
21.	Rxa4	Rfa8
22.	Rea1	Qe8
23.	Ne1	Nb8
24.	f3	Nf6
25.	Nd3	Nc6
26.	Qb3	Qd7
27.	Bc1	Rd8
28.	Bd2	Nd5
29.	Qa2	Rb7
30.	g3	Nc7
31.	Be1	g5
32.	Qb3	Nb5
33.	Rxa5	Nbxd4
34.	exd4	Nxa5
35.	Rxa5	Qxd4+
36.	Nf2	Qd5
37.	Qe3	h6
38.	Ra1	Qc6
39.	Rb1	Qa6
40.	Rxb4	Rxb4
41.	Bxb4

Sunday, August 23, 2015

Bogo-Indian

ICC 15 0, Internet Chess Club
Analysis of yoshi (2062)


1
2
3
4
5
6
7
8

(black to move)

1.	d4	Nf6
2.	c4	e6
3.	Nf3	Bb4+
4.	Bd2	Qe7
5.	Nc3	b6
6.	e3	Bxc3
7.	Bxc3	Ne4
8.	Bd3	Nxc3
9.	bxc3	Bb7
10.	O-O	d6
11.	Nd2	Nd7
12.	Qc2	Nf6

Bogo-Indian

ICC 15 0, Internet Chess Club
Analysis of fiddler (1946) vs. yoshi (2062)


1
2
3
4
5
6
7
8

(black to move)

1.	d4	Nf6
2.	c4	e6
3.	Nf3	Bb4+
4.	Bd2	Qe7
5.	Nc3	b6
6.	a3	Bxc3
7.	Bxc3	Ne4
8.	Rc1	Bb7
9.	e3	O-O
10.	Bd3	f5
11.	O-O	d6
12.	b4	Nxc3
13.	Rxc3	c5

Gruenfeld Defense

ICC 15 0, Internet Chess Club
Analysis (2050) vs. Analysis (1958)


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	g6
3.	Nc3	d5
4.	Bf4	Bg7
5.	e3	O-O
6.	Rc1	Nh5
7.	Be5	f6
8.	Bg3	Nxg3
9.	hxg3	dxc4
10.	Bxc4+	Kh8
11.	Nh3	Bh6
12.	Nf4	Bxf4
13.	gxf4	Kg7
14.	Qf3	f5
15.	Qh3	h5
16.	Qg3	Rh8
17.	Qg5	e6
18.	Rxh5	Qxg5
19.	Rxg5

Gruenfeld Defense

ICC 15 0, Internet Chess Club
yoshi vs. Analysis


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	g6
3.	Nc3	d5
4.	Bf4	Bg7
5.	e3	O-O
6.	Rc1	Nh5
7.	Be5	Bxe5
8.	dxe5	dxc4
9.	Bxc4

Monday, August 17, 2015

Bogo Indian

?, ?
Analysis vs. ?


1
2
3
4
5
6
7
8

-1

(black to move)

1.	Nf3	Nf6
2.	d4	e6
3.	c4	Bb4+
4.	Bd2	Qe7
5.	c5	Nc6
6.	Nc3	b6
7.	cxb6	axb6
8.	e3	Bxc3
9.	Bxc3	Ne4
10.	Qc2	Nxc3
11.	Qxc3	Qb4

Sunday, August 16, 2015

King's Indian Attack

Casual Game, http://www.itsyourturn.com
NN vs. John Coffey


1
2
3
4
5
6
7
8

(black to move)

1.	Nf3	Nf6
2.	g3	d5
3.	Bg2	c5
4.	O-O	Nc6
5.	d3	e5
6.	c3	h6
7.	e4	d4
8.	Na3	Be6

King's Indian Attack

Casual Game, http://www.itsyourturn.com
NN vs. John Coffey


1
2
3
4
5
6
7
8

(black to move)

1.	Nf3	Nf6
2.	g3	d5
3.	Bg2	c5
4.	O-O	Nc6
5.	d3	e5
6.	c4	Be7
7.	cxd5	Nxd5
8.	Nc3	Be6

King's Indian Attack

Casual Game, http://www.itsyourturn.com
NN vs. John Coffey


1
2
3
4
5
6
7
8

(black to move)

1.	Nf3	Nf6
2.	g3	d5
3.	Bg2	c5
4.	O-O	Nc6
5.	d3	e5
6.	c3	h6
7.	e4	d4
8.	Na3	Be6

Friday, August 14, 2015

French

?, ?
Analysis vs. ?


1
2
3
4
5
6
7
8

(black to move)

1.	e4	e6
2.	d4	d5
3.	e5	c5
4.	c3	Nc6
5.	Bb5	Qa5
6.	Bxc6+	bxc6
7.	dxc5	Qxc5
8.	Be3	Qb5
9.	Qe2	Qxe2+
10.	Nxe2	f6
11.	exf6	Nxf6
12.	Nd2	e5
13.	h3	Bd6
14.	f4	Ba6

Tuesday, August 11, 2015

QGA

?, ?
Analysis vs. ?


8
7
6
5
4
3
2
1

-1

(white to move)

1.	d4	d5
2.	c4	dxc4
3.	Nf3	h6
4.	e4	Bg4
5.	Bxc4	e6
6.	Be3	Nc6
7.	Nc3	Nf6
8.	Bb5

QGA

?, ?
Analysis vs. ?


8
7
6
5
4
3
2
1

-1

(white to move)

1.	d4	d5
2.	c4	dxc4
3.	Nf3	h6
4.	e4	b5
5.	a4	b4
6.	Bxc4

QGA

?, ?
Analysis vs. ?


8
7
6
5
4
3
2
1

(white to move)

1.	d4	d5
2.	c4	dxc4
3.	Nf3	h6
4.	e4	b5
5.	a4	e5
6.	axb5	Bb4+
7.	Bd2	Bxd2+
8.	Qxd2	exd4
9.	Bxc4	Ne7
10.	Nxd4

CHECK!

Sunday, August 9, 2015

QGA

?, ?
Analysis vs. ?


8
7
6
5
4
3
2
1

-1

(white to move)

1.	d4	d5
2.	c4	dxc4
3.	Nf3	b5
4.	a4	c6
5.	axb5	cxb5
6.	b3	e6
7.	bxc4	bxc4
8.	e3	Nf6
9.	Bxc4	Be7
10.	Ba3

Wednesday, August 5, 2015

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kxf6
21.	Qc3+	Kg6
22.	Qxh8	Qg5
23.	Qg8+	Kf6
24.	Qxg5+	Kxg5
25.	h7	Bg7
26.	Bxb8

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kxf6
21.	Qc3+	Kf5
22.	g4+	Kg5
23.	Qe5+	Kg6
24.	Qf5#

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kxf6
21.	Qc3+	Kf5
22.	g4+	Kg6
23.	Qc2+

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kxf6
21.	Qc3+	Kf5
22.	g4+	Kxg4
23.	Qf3+

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kxf6
21.	Qc3+	Kg5
22.	Qg3+	Kf6
23.	Rc3

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kxf6
21.	Qc3+	Kg6
22.	Qxh8	Qg5
23.	Qg8+	Kf6
24.	Qxg5+	Kxg5
25.	h7	Bg7
26.	Bxb8

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-3

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kg6
21.	Qg3+	Kxf6
22.	Rc3	Bxh6
23.	Rxh6+	Rxh6
24.	Rf3+

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

-2

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kg6
21.	Qg3+	Kxf6
22.	Rc3	Qe8
23.	Rf3+

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Rb8
16.	Bd6+	Kg8
17.	Nd5	Bf8
18.	Nf6+	Kg7
19.	Qh3	h5
20.	gxh6 e.p.+	Kg6
21.	Qg3+	Kxf6
22.	Rc3	Bxd6
23.	Qxd6+	Ne6
24.	Rf3+	Kg6
25.	Qd3+

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	hxg5	Nxc4
10.	Nc3	Nxb2
11.	Qb3	Na4
12.	Nd5	Nc5
13.	Nxc7+	Kf8
14.	Qa3	b6
15.	Rc1	Bb7
16.	Nxa8	Bxa8
17.	Qxa7

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	e3	g4
10.	h5	Qe7
11.	h6	Bf6
12.	Nc3	Qb4
13.	Qc2	Nxc4
14.	Qe4+	Kf8
15.	Bxc4	Qxb2
16.	O-O	Qxc3
17.	Bxc7	Be7
18.	Be5

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	e3	g4
10.	h5	Qe7
11.	h6	Bf6
12.	Nc3	Qb4
13.	Qb3	Qxb3
14.	axb3	d6
15.	Nb5	Bd8
16.	c5	Ke7
17.	Rd1

Budapest Gambit

?, ?
Analysis of Budapest Gambit vs. ?


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e5
3.	dxe5	Ng4
4.	Bf4	g5
5.	Bg3	Nc6
6.	Nf3	Bg7
7.	h4	Ngxe5
8.	Nxe5	Nxe5
9.	e3	g4
10.	h5	Qe7
11.	h6	Bf6
12.	Nc3	Qb4
13.	Qb3	Qxb3
14.	axb3	c6
15.	Ne4	Ke7
16.	c5	b6
17.	Rh5	Ng6
18.	Bd6+	Kd8
19.	Nxf6

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;