Chess Level 06: July 2017

Monday, July 24, 2017

What is the strongest continuation for Black?

Live Chess, Chess.com
yura_sh (1679) vs. john2001plus (1833)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

+1

(black to move)

1.	e4	e6
2.	d4	d5
3.	e5	c5
4.	c3	Nc6
5.	Nf3	Qb6
6.	Be2	Nh6
7.	O-O	cxd4
8.	cxd4	Nf5
9.	Nc3	Nfxd4
10.	Nxd4	Qxd4
11.	Qxd4	Nxd4
12.	Bd3	Bd7
13.	Be3	Nc6
14.	Bf4	Bc5
15.	Bb5	O-O
16.	Rfd1	Rac8
17.	a3	a6
18.	Ba4	b5
19.	Bb3	Na5
20.	Ba2	b4
21.	Ne4	Be7
22.	Nd6	Bxd6
23.	exd6	b3
24.	Bb1	Nc4
25.	Bd3	Nxb2
26.	Bxa6	Nxd1
27.	Bxc8	Rxc8
28.	Rxd1	b2
29.	Kf1	e5
30.	Bd2	Bf5
31.	d7	Bxd7
32.	Rb1	Rc2
33.	Ke1	Bf5

Sunday, July 23, 2017

White to play for a slight advantage.

ICC tourney 1288 (12 3), Internet Chess Club
Analysis of yoshi (1780) vs. tangent (1908)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

0

(white to move)

1.	Nf3	Nc6
2.	d4	d6
3.	d5	Nb8
4.	e4	g6
5.	c4	Bg7
6.	Nc3	Bg4
7.	Qb3	Qc8
8.	Be3	Bxf3
9.	gxf3	Nf6
10.	h4	c5
11.	dxc6 e.p.	bxc6
12.	c5	O-O
13.	O-O-O	d5
14.	exd5	cxd5
15.	Nxd5	Nxd5
16.	Qxd5

Saturday, July 22, 2017

What is the strongest continuation for White?

Live Chess, Chess.com
Analysis of john2001plus (1832) vs. Zigwurst (1918)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

+1

(white to move)

1.	Nf3	Nf6
2.	d4	d5
3.	c4	e6
4.	Nc3	Bb4
5.	Bg5	c5
6.	cxd5	exd5
7.	e3	Nc6
8.	dxc5	h6
9.	Bxf6	Qxf6
10.	Rc1	O-O
11.	a3	Bxc3+
12.	Rxc3	Bg4
13.	Be2	Rfe8
14.	O-O	a5
15.	h3	Bf5
16.	Nd4	Nxd4
17.	exd4	Re4
18.	Rd3	Rh4
19.	Rf3	Rxd4
20.	Qb3	Qe5
21.	Qxb7	Rf8
22.	Re3	Re4
23.	Rxe4	Bxe4
24.	c6	d4
25.	Qb5	Qd6
26.	Rd1	Rc8
27.	Qc4	Qg6
28.	Bf1	Qxc6
29.	Qxc6	Rxc6
30.	Rxd4	Bg6
31.	b4

Tuesday, July 4, 2017

White to play and win.

ICC tourney 1279 (12 3), Internet Chess Club
Analysis of LiangLiang (1666) vs. yoshi (1747)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

+1

(white to move)

1.	e4	e6
2.	d4	d5
3.	Nd2	c5
4.	exd5	exd5
5.	Bb5+	Bd7
6.	Bxd7+	Nxd7
7.	Ngf3	Qe7+
8.	Qe2	Ngf6
9.	Qxe7+	Bxe7
10.	dxc5	Nxc5
11.	O-O	O-O
12.	b3	Nce4
13.	Bb2	Rac8
14.	c4	dxc4
15.	Nxc4	Rfd8
16.	Rfe1	Bc5
17.	Ne3	Bxe3
18.	Rxe3	Rc2
19.	Bxf6	Nxf6
20.	h3	Rdc8
21.	a4	Rb2
22.	Rd1	g6
23.	Rd6	Kg7
24.	Nd2	Rcc2
25.	Red3	Rc1+
26.	Kh2	Rbc2
27.	f3	Rd1
28.	Kg3	Nh5+
29.	Kf2	Nf4
30.	Rd3d4	Ne6
31.	Rd4d5	Nf4
32.	Rd4	Ne6
33.	Ke2	Ra1
34.	Rc4	Raa2
35.	Rxc2	Rxc2
36.	Kd3	Rc1
37.	Ke2	Rc2
38.	Ke3	Rc3+
39.	Kf2	Rc2
40.	Ke1	Rc1+
41.	Kf2	Rc2
42.	Kg3	Kf6
43.	Ne4+	Ke7
44.	Rd3	f5
45.	Nd6	f4+
46.	Kh2	Nc5
47.	Rd1	Nxb3
48.	Nxb7	Nc5
49.	Nxc5	Rxc5
50.	Rd4	g5
51.	Rb4	Kd6
52.	Rb7	Rc7
53.	Rb5	h6
54.	Rf5	Ke6
55.	Ra5	Kd6
56.	Ra6+	Kc5
57.	Rxh6	Kb4
58.	Ra6	Rh7
59.	g3	Kc5
60.	Ra5+	Kb4
61.	Rxg5	fxg3+
62.	Kxg3	Kxa4
63.	f4	a5
64.	f5	Kb3
65.	f6	a4
66.	Rf5	Rh8
67.	Rf3+	Kb4
68.	f7	Rf8
69.	Kg4	a3
70.	Rf2	Kb3
71.	Kg5	a2
72.	Rxa2	Rxf7
73.	Rh2	Rg7+
74.	Kf6	Rc7
75.	h4	Rc6+
76.	Kf7	Rc7+
77.	Ke6	Rc6+
78.	Kd5	Rb6
79.	h5

Monday, July 3, 2017

Black to play and win.

ICC tourney 1279 (12 3), Internet Chess Club
Zephyr (1615) vs. yoshi (1727)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

-1

(black to move)

1.	c4	e5
2.	g3	Nf6
3.	Bg2	c6
4.	d4	exd4
5.	Qxd4	d5
6.	Nf3	c5
7.	Qd1	d4
8.	O-O	Nc6
9.	e3	Be7
10.	exd4	cxd4
11.	Ne1	O-O
12.	b3	Re8
13.	Bb2	Bg4
14.	Bf3	Bxf3
15.	Nxf3	Bc5
16.	Nbd2	Qb6
17.	a3	a5
18.	Qc2	Re2
19.	Qd3	Rae8
20.	Rae1	Rxe1
21.	Rxe1	Rxe1+
22.	Nxe1	Ne5
23.	Qf1	Qc6
24.	Nd3	Nxd3
25.	Qxd3	Qd6
26.	Ne4	Nxe4
27.	Qxe4	h6
28.	Qxb7	d3
29.	Qf3	d2
30.	Qd1	Qd3
31.	Kg2	f6
32.	Kg1	Kf7
33.	Kg2	g5
34.	Kg1	g4
35.	Bc1	dxc1=R
36.	Qxc1	Qxb3
37.	Qd2	Qb1+
38.	Kg2	Qe4+
39.	Kg1	a4
40.	Qc1	Qe2
41.	Qf4	Qd1+
42.	Kg2	Bxa3
43.	Qxh6	Qf3+
44.	Kf1	Qf5
45.	h4	Bc5
46.	Qd2	a3
47.	h5	Qxf2+

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;