Chess Level 09: June 2018

Saturday, June 16, 2018

What is the strongest continuation for Black?

Live Chess, Chess.com
Analysis of tuoheng (1651) vs. SpeedyChess11 (1791)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

-1

(black to move)

1.	d4	e6
2.	e4	d5
3.	exd5	exd5
4.	Nf3	Bd6
5.	Bg5	Ne7
6.	Nc3	f6
7.	Be3	O-O
8.	Bd3	c6
9.	h3	Bf5
10.	O-O	Nd7
11.	Re1	Qc7
12.	Qd2	Rae8
13.	Rad1	Bxd3
14.	Qxd3	Ng6
15.	Ne2	b5
16.	c3	a5
17.	a3	a4
18.	Kf1	Nb6
19.	Nd2	f5
20.	f3	Bg3
21.	Nxg3	Qxg3
22.	Bf2	Qh2
23.	Rxe8	Rxe8
24.	Qxf5	Nf4
25.	Qg4	Qh1+
26.	Bg1	Re2
27.	Re1	h5
28.	Rxe2	hxg4
29.	fxg4	Nxe2
30.	Nf3	Nxg1
31.	Nxg1	Nc4
32.	g5	Ne3+
33.	Kf2	Qxg2+

Click here for 27. Qg3.
Click here for 28. Qg5.
Click here for 29. Rf2.

Thursday, June 14, 2018

Black to play and draw

Live Chess, Chess.com
Analysis of john2001plus (1860) vs. Coupra (2017)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

-2

(white to move)

1.	Nf3	Nf6
2.	d4	d5
3.	c4	e6
4.	Bg5	Be7
5.	e3	c6
6.	Bd3	Nbd7
7.	O-O	h6
8.	Bh4	O-O
9.	Nbd2	b6
10.	Qc2	Bb7
11.	Rfe1	Rc8
12.	e4	dxe4
13.	Nxe4	Nxe4
14.	Bxe7	Qxe7
15.	Bxe4	Nf6
16.	Bd3	Rfd8
17.	Qa4	c5
18.	Qxa7	Ra8
19.	Qxb6	Bxf3
20.	gxf3	Rxd4
21.	Be4	Nxe4
22.	Rxe4	Qg5+
23.	Kf1	Rad8
24.	Rg4	Qf5
25.	Rxd4	Rxd4
26.	Re1	Qxf3
27.	Qxc5	Rd2
28.	Kg1	Qg4+
29.	Kf1	Qh3+
30.	Kg1	Qf3
31.	b4	h5
32.	Qe3	Qg4+
33.	Kf1	Qxc4+
34.	Kg1	Qxa2
35.	b5	Rb2
36.	b6	Qb3
37.	Qxb3	Rxb3
38.	Re5	g6
39.	Kg2	Rxb6
40.	Kg3	Rb4
41.	f3	Kg7
42.	h3	Kf6
43.	Ra5	g5
44.	Kg2	e5
45.	Kg3	h4+
46.	Kg2	Kf5
47.	Ra2	f6
48.	Re2	e4
49.	fxe4+	Rxe4
50.	Rf2+	Rf4
51.	Re2	g4
52.	hxg4+	Kxg4
53.	Re8	Rf5
54.	Rg8+	Rg5
55.	Rh8	f5
56.	Kh2	f4
57.	Rf8	Kf3
58.	Kh3	Rg4
59.	Ra8	Rg7
60.	Ra3+	Ke4
61.	Ra4+	Ke5
62.	Ra5+	Kf6
63.	Ra6+	Kg5
64.	Ra5+	Kg6
65.	Kxh4	Rf7
66.	Rg5+	Kf6
67.	Kg4	Ke6
68.	Kf3

Click here for 60. Kxh4.

Sunday, June 10, 2018

Mate in 10

Live Chess, Chess.com
Analysis of Mustangcoffee (1523) vs. john2001plus (1840)


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

+2

(black to move)

1.	e4	e6
2.	c4	d5
3.	cxd5	exd5
4.	exd5	Nf6
5.	Bb5+	Bd7
6.	Bc4	Bg4
7.	Nf3	Nxd5
8.	Qe2+	Be7
9.	h3	Be6
10.	Nc3	Nf4
11.	Qf1	Nxg2+
12.	Qxg2	Bxc4
13.	Qxg7	Bf6
14.	Qh6	Nc6
15.	Qe3+	Qe7
16.	d3	Be6
17.	Bd2	O-O-O
18.	O-O-O	Nb4
19.	Qxa7	Nxd3+
20.	Kb1	Nxb2
21.	Kxb2	Rxd2+
22.	Rxd2	Qb4+
23.	Kc1	Qxc3+
24.	Kd1	Qxf3+
25.	Ke1	Qxh1+
26.	Ke2	Bc4+
27.	Rd3	Re8+
28.	Qe3	Rxe3+
29.	Kxe3	Qe1+
30.	Kf3	Bxd3

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;