Chess Level 06: May 2017

Monday, May 29, 2017

Black to play for a strong advantage.

ICC tourney 1264 (12 3), Internet Chess Club
Analysis of lagarto300 (1769) vs. yoshi (1604)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

0

(black to move)

1.	d4	e6
2.	c4	Nf6
3.	Nf3	b6
4.	g3	Bb7
5.	Bg2	Bb4+
6.	Bd2	Bxd2+
7.	Qxd2	O-O
8.	Nc3	d6
9.	Qc2	c5
10.	O-O	Nc6
11.	Rfd1	Qe7
12.	a3	Rac8
13.	Rac1	cxd4
14.	Nxd4	Nxd4
15.	Rxd4	e5
16.	Rh4	Bxg2
17.	Kxg2	h6
18.	Kg1	Qe6
19.	Qd3	d5
20.	cxd5	Nxd5
21.	e4	Nxc3
22.	Rxc3	Rxc3
23.	Qxc3	Rc8
24.	Qd2	Qc4
25.	Kg2	f6
26.	Qd6	Kh7
27.	Qd7	Qc6
28.	Qh3	Rf8
29.	Qf5+	g6
30.	Qf3	Rd8
31.	g4	Kg7
32.	Rh3	Rd4

White to play and draw.

ICC tourney 1264 (12 3), Internet Chess Club
Analysis of lagarto300 (1769) vs. yoshi (1604)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

-1

(white to move)

1.	d4	e6
2.	c4	Nf6
3.	Nf3	b6
4.	g3	Bb7
5.	Bg2	Bb4+
6.	Bd2	Bxd2+
7.	Qxd2	O-O
8.	Nc3	d6
9.	Qc2	c5
10.	O-O	Nc6
11.	Rfd1	Qe7
12.	a3	Rac8
13.	Rac1	cxd4
14.	Nxd4	Nxd4
15.	Rxd4	e5
16.	Rh4	Bxg2
17.	Kxg2	h6
18.	Kg1	Qe6
19.	Qd3	d5
20.	cxd5	Nxd5
21.	e4	Nxc3
22.	Rxc3	Rxc3
23.	Qxc3	Rc8
24.	Qd2	Qc4
25.	Rh5	f6
26.	Qd7	Qc6
27.	Qd3	Qc1+
28.	Kg2	Qxb2
29.	Qd5+	Kh7
30.	Qd7	Rf8
31.	Rxh6+	Kxh6
32.	Qh3+	Kg6
33.	Qf5+	Kf7
34.	Qd7+	Kg8
35.	Qe6+	Kh7
36.	Qh3+	Kg8
37.	Qe6+

Friday, May 26, 2017

White to play for a winning advantage.

Live Chess, Chess.com
Analysis of Gustafsson21 (1807) vs. john2001plus (1793)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

-2

(white to move)

1.	d4	Nf6
2.	Bg5	c5
3.	Bxf6	gxf6
4.	d5	Qb6
5.	Qc1	d6
6.	c4	Qb4+
7.	Nc3	Qxc4
8.	Nf3	Qb4
9.	a3	Qa5
10.	e4	Bg4
11.	Be2	Nd7
12.	O-O	h5
13.	b4	Qd8
14.	Nh4	Bh6
15.	f4	cxb4
16.	axb4	Rc8
17.	Qb2	Rxc3
18.	Bxg4	Qb6+
19.	Kh1	Rc4
20.	Bxd7+	Kxd7
21.	e5	Bxf4
22.	Qe2	Qd4
23.	e6+	fxe6
24.	Qxe6+	Kc7
25.	Ng6	Be5
26.	Rad1	Qe4
27.	Nxh8	Qh4
28.	Qh3	Qxh3
29.	gxh3	Rxb4
30.	Ng6

Wednesday, May 24, 2017

What is the best line for Black?

Live Chess, Chess.com
analysis of capa1234 (1781) vs. john2001plus (1788)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

+2

(black to move)

1.	e4	e6
2.	d4	d5
3.	exd5	exd5
4.	Nf3	Nf6
5.	Bd3	Bd6
6.	O-O	O-O
7.	Bg5	h6
8.	Bh4	Be6
9.	Nbd2	Nbd7
10.	Re1	c5
11.	c3	Qb6
12.	dxc5	Nxc5
13.	Nb3	Nxd3
14.	Qxd3	Ne4
15.	Nfd4	Rae8
16.	Nxe6	fxe6
17.	Rxe4	dxe4
18.	Qe2	Qc7
19.	Bg3	Bxg3
20.	hxg3	Qb6
21.	Re1	a5
22.	Qe3	Qb5
23.	Re2	e5
24.	Nc5	Qb6
25.	Nxe4	Qxe3
26.	Rxe3	b6
27.	c4	Rd8
28.	Re2	Rd1+
29.	Kh2	Rc8
30.	b3	Rcd8
31.	Nc3	Rd1d2
32.	Rxe5	Rxf2
33.	Nd5	Rxa2
34.	Nxb6	Rdd2
35.	Nd5	Rxg2+
36.	Kh3	Rgb2
37.	c5	Rxb3
38.	c6	Rc2
39.	c7	Kh7
40.	Re8	Rd3
41.	Nf6+	gxf6
42.	c8=Q	Rxc8
43.	Rxc8	a4
44.	Kg4	a3
45.	Ra8	Kg6
46.	Ra6	h5+
47.	Kh4	Rd4+
48.	Kh3	Rd3
49.	Kh4	Rc3
50.	Kh3	Kg5
51.	Ra5+	f5
52.	Kg2	Rc2+
53.	Kf3	Ra2
54.	Rc5	Ra1
55.	Ra5	a2
56.	Kg2	h4
57.	gxh4+	Kxh4
58.	Ra4+	Kg5
59.	Ra5	Kg4
60.	Ra3	Kf4
61.	Ra4+	Ke3
62.	Ra3+	Ke2
63.	Ra8	f4
64.	Re8+	Kd2
65.	Rd8+	Ke3
66.	Re8+	Kd4
67.	Rd8+	Ke5
68.	Re8+	Kd6
69.	Rd8+	Ke7
70.	Ra8	f3+
71.	Kf2	Rh1

Tuesday, May 23, 2017

Black to play for a strong advantage.

Live Chess, Chess.com
Analysis of nickgeannopoulos (1425) vs. john2001plus (1617)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

0

(black to move)

1.	e4	e6
2.	d4	d5
3.	Nd2	c5
4.	c3	dxe4
5.	Nxe4	Nf6
6.	Bd3	cxd4
7.	Nxf6+	Qxf6
8.	Bb5+	Bd7
9.	Bxd7+	Nxd7
10.	Qxd4	Qg6
11.	g3	Rd8
12.	Qc4	Nc5
13.	Kf1	Rd1+
14.	Kg2	Qd3
15.	Qxd3	Nxd3
16.	Nf3	Rxh1
17.	Kxh1	Bc5
18.	Be3	Nxf2+
19.	Bxf2	Bxf2

Monday, May 22, 2017

Black to play and win.

Live Chess, Chess.com
Analysis of john2001plus (1778) vs. franciscocastillogal (1582)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

-2

(black to move)

1.	Nf3	Nf6
2.	d4	e6
3.	c4	b6
4.	a3	Bb7
5.	Nc3	d5
6.	Bg5	Be7
7.	e3	Nbd7
8.	Bd3	O-O
9.	O-O	Rc8
10.	cxd5	Nxd5
11.	Bxe7	Nxe7
12.	e4	c5
13.	d5	exd5
14.	exd5	Nf6
15.	d6	Ng6
16.	Bf5	Rc6
17.	Qa4	a6
18.	Ne4	Nxe4
19.	Bxe4	Qxd6
20.	Bxc6	Bxc6
21.	Qd1	Qf6
22.	b4	Nf4
23.	bxc5	Nxg2
24.	Qd6	Qxf3
25.	Qg3	Nh4
26.	Qxf3	Nxf3+
27.	Kg2	Nd2+

Sunday, May 21, 2017

Black to play and a win.

ICC 30 0, Internet Chess Club
fiddler (1734) vs. yoshi (2066)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

0

(black to move)

1.	d4	Nf6
2.	c4	e6
3.	Nf3	b6
4.	Bg5	h6
5.	Bxf6	Qxf6
6.	e3	Bb4+
7.	Nbd2	Bb7
8.	Be2	c5
9.	a3	Bxd2+
10.	Qxd2	cxd4
11.	Qxd4	Nc6
12.	Qxf6	gxf6
13.	O-O-O	Rc8
14.	b3	d5
15.	Kb2	dxc4
16.	Bxc4	Rg8
17.	Rhg1	Ne5
18.	Bb5+	Bc6
19.	Bxc6+	Rxc6
20.	Nxe5	fxe5
21.	Rd2	Ke7
22.	g3	Rd8
23.	Rgd1	Rcd6
24.	Kc3	Rxd2
25.	Rxd2	Rxd2
26.	Kxd2	Kf6
27.	e4	Kg5
28.	f3	f5
29.	Ke3	h5
30.	h4+	Kf6
31.	f4	exf4+
32.	Kxf4	e5+
33.	Ke3	fxe4
34.	Kxe4	Ke6
35.	Kf3	Kf5
36.	Ke3	Kg4
37.	Ke4	Kxg3
38.	Kxe5	Kxh4
39.	Kf4	Kh3
40.	Kf3	h4
41.	a4	a5
42.	Kf2	Kg4
43.	Kg2	Kf4
44.	Kh3	Ke3
45.	Kxh4	Kd3

Thursday, May 18, 2017

White to play and win.

ICC 30 0, Internet Chess Club
yoshi (2061) vs. fiddler (1762)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

+1

(white to move)

1.	Nf3	d5
2.	d4	Nf6
3.	c4	e6
4.	Nc3	Be7
5.	Bg5	O-O
6.	e3	c5
7.	dxc5	Bxc5
8.	cxd5	exd5
9.	Bxf6	Qxf6
10.	Qxd5	Bb4
11.	Qb3	Nc6
12.	Bc4	Bg4
13.	Nd2	Rad8
14.	f3	Be6
15.	Bxe6	fxe6
16.	Nde4	Qh4+
17.	Ng3	Rd6
18.	O-O	Na5
19.	Qa4	Qc4
20.	Nge4	Rd3
21.	Rfe1	b5
22.	Qc2	Rfd8
23.	Red1	Be7
24.	b3	Rxd1+
25.	Rxd1	Rxd1+
26.	Qxd1	Qc6
27.	Qd4	a6
28.	Qa7	Nb7
29.	Qb8+	Kf7
30.	Qe5	h6
31.	Ne2	Nc5
32.	Nd4	Qb6
33.	Nxc5	Bxc5
34.	Kf2	a5
35.	Nxe6	Bxe3+
36.	Qxe3	Qxe6
37.	Qxe6+	Kxe6
38.	Ke3	Ke5
39.	f4+	Kf5
40.	Kf3	h5
41.	g3	a4
42.	bxa4	bxa4
43.	a3	g6
44.	h3	Kf6
45.	Ke4	Ke6
46.	g4	hxg4
47.	hxg4	Kd6
48.	f5	Ke7
49.	fxg6	Kf6
50.	Kd4	Kxg6
51.	Kc4	Kg5
52.	Kb4	Kxg4
53.	Kxa4	Kf5
54.	Kb5	Ke6
55.	Kb6	Kd7
56.	Kb7	Kd6
57.	a4	Kc5
58.	a5	Kb5
59.	a6

Saturday, May 13, 2017

White to play and survive.

Live Chess, Chess.com
Analysis of john2001plus (1774) vs. SpeedyChess11 (1753)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

+5

(white to move)

1.	Nf3	Nf6
2.	d4	c5
3.	c4	e6
4.	d5	exd5
5.	cxd5	d6
6.	Nc3	g6
7.	e4	Bg7
8.	h3	O-O
9.	Bd3	Re8
10.	O-O	a6
11.	a4	Bd7
12.	Nd2	Qc8
13.	Nc4	Bxh3
14.	Nb6	Qd8
15.	Nxa8	Bg4
16.	f3	Bc8
17.	a5	Nbd7
18.	Bf4	Nh5
19.	Bxd6	Bd4+
20.	Rf2	Qh4
21.	Qf1	Be5
22.	Bxe5	Nxe5
23.	Ne2	Nxd3
24.	Rd1	Nxb2
25.	Rb1	Nd3
26.	Nb6

Click here for 21... Ng3

Thursday, May 11, 2017

Black to play and win.

Live Chess, Chess.com
Analysis of shanghainese (1573) vs. FLchessplayer (1970)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

0

(black to move)

1.	e4	e5
2.	Nf3	d6
3.	d4	exd4
4.	Nxd4	a6
5.	Be2	g6
6.	c3	Bg7
7.	Be3	Ne7
8.	O-O	O-O
9.	Nd2	Nbc6
10.	Nd2f3	h6
11.	h3	Bd7
12.	a3	Kh7
13.	Rc1	Qc8
14.	Nxc6	Nxc6
15.	Nh2	f5
16.	exf5	Bxf5
17.	Bg4	Ne5
18.	Bxf5	Qxf5
19.	Bd4	Rae8
20.	Bxe5	Bxe5
21.	Nf3	Bg7
22.	Re1	g5
23.	Rxe8	Rxe8
24.	Nd4	Qf7
25.	Qd3+	Kg8
26.	Rc2	Bxd4
27.	cxd4	Re1+
28.	Kh2	Qf4+
29.	g3	Qf6
30.	Re2	Rxe2
31.	Qxe2	Kf7
32.	Qe3	Qe6
33.	Kg2	Qd5+
34.	f3	Qe6
35.	Qxe6+	Kxe6
36.	Kf2	Kd5
37.	Ke3	c5
38.	dxc5	dxc5
39.	b3	b5
40.	f4	gxf4+
41.	gxf4	Kd6
42.	Ke4	Ke6
43.	h4	Kd6
44.	f5	a5
45.	h5	a4
46.	bxa4	bxa4
47.	Kf4	Kd5
48.	f6	Ke6
49.	f7	Kxf7
50.	Ke5	c4
51.	Kd4	Kf6
52.	Kxc4	Kg5

Thursday, May 4, 2017

Black to play and win.

Live Chess, Chess.com
Analysis of pkengsoo (1507) vs. BotanicalKnight (1634)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

-1

(black to move)

1.	e4	c6
2.	d4	d5
3.	f3	e6
4.	Nc3	Nf6
5.	Bd3	Be7
6.	Bf4	O-O
7.	Qd2	dxe4
8.	fxe4	Qb6
9.	Nf3	Nbd7
10.	O-O-O	c5
11.	d5	exd5
12.	exd5	Bd6
13.	Bc4	Qc7
14.	Bxd6	Qxd6
15.	h4	a6
16.	h5	b5
17.	Be2	Bb7
18.	h6	g6
19.	Qd3	Rfe8
20.	Ng5	Ne5
21.	Qd2	b4
22.	Nce4	Nxe4
23.	Nxe4	Qb6
24.	Rdf1	c4
25.	Nf6+	Kf8
26.	Nxe8	Kxe8
27.	Bxc4	Nxc4
28.	Qe2+	Qe3+
29.	Qxe3+	Nxe3
30.	Re1	Kd7
31.	Rxe3	Bxd5
32.	Rd3	Kc6
33.	Rhd1	Rd8
34.	a3	bxa3
35.	bxa3	Rd7
36.	Kb2	Be6
37.	Rxd7	Bxd7
38.	Kc3	Be6
39.	Kb4	Bd5
40.	Rxd5	Kxd5
41.	Ka5	f5
42.	Kxa6	g5
43.	Kb5	g4
44.	a4	f4
45.	c4+	Kd6
46.	a5	f3
47.	gxf3	gxf3
48.	a6	f2
49.	a7	f1=Q
50.	a8=Q	Qb1+
51.	Ka6	Qa2+
52.	Kb7	Qb3+
53.	Ka6	Qxc4+
54.	Kb6	Qb4+
55.	Ka6	Qa4+
56.	Kb7	Qb5+
57.	Kc8	Qd7+
58.	Kb8	Qc7#

CHECK!

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;