Chess Level 4: January 2017

Saturday, January 28, 2017

White to play and win.

Live Chess, Chess.com
Analysis of john2001plus (1762) vs. taechess (1642)


8
7
6
5
4
3
2
1

(white to move)

1.	Nf3	Nf6
2.	d4	d5
3.	c4	c6
4.	Nc3	Bf5
5.	cxd5	cxd5
6.	Qb3	Qd7
7.	Ne5	Qc7
8.	e4	Bd7
9.	Bf4	Qb6
10.	Qxb6	axb6
11.	Nxd7	Nbxd7
12.	e5	Ng8
13.	Nxd5	Kd8
14.	e6	fxe6
15.	Nc7	Rc8
16.	Nxe6+	Ke8
17.	Bb5	Ngf6
18.	O-O	Rc2
19.	b4	g6
20.	Rfc1	Rb2
21.	Ng5	e6
22.	Rc8+	Ke7
23.	Re1	e5
24.	Bxe5	Bh6
25.	Bc7+	Ne4
26.	Rxe4+	Kf6
27.	Bd8+	Rxd8
28.	Nxh7+	Kf5
29.	Bd3	Bf4
30.	h3	Bh2+
31.	Kxh2	Rxf2
32.	Rc2	g5
33.	Re5+	Kf4
34.	Rxf2#

Monday, January 23, 2017

Black to play and win.

Live Chess, Chess.com
Analysis of p0nZi (1677) vs. john2001plus (1779)


1
2
3
4
5
6
7
8

(black to move)

1.	e4	e6
2.	d4	d5
3.	e5	c5
4.	c3	Nc6
5.	Nf3	Qb6
6.	Bd3	cxd4
7.	cxd4	Bd7
8.	Bc2	Nb4
9.	Bb3	Bb5
10.	Nc3	Nd3+
11.	Kd2	Nxf2
12.	Qc2	Bd3
13.	Ba4+	Kd8
14.	Qb3	Bb4
15.	Rg1	Bc4
16.	Qc2	Nh6
17.	g4	Nhxg4
18.	a3	Nxh2
19.	axb4	Bd3
20.	Qb3	Nxf3+
21.	Ke3	Nxd4
22.	Qa2	Ne2+
23.	Kd2	Nxg1
24.	Bd1	Qd4
25.	Qa5+	b6
26.	Qa4	Bb1+
27.	Ke1	Nd3+
28.	Kd2	Qf4#

Tuesday, January 17, 2017

White to play and win.

ICC tourney 1205 (12 3), Internet Chess Club
Analysis of HenrikUSA (995) vs. killerbeastvi (1147)


8
7
6
5
4
3
2
1

(white to move)

1.	e4	d5
2.	e5	e6
3.	Nf3	Bc5
4.	Bb5+	c6
5.	Ba4	b6
6.	d4	Bb4+
7.	c3	Be7
8.	O-O	a5
9.	Bf4	Ba6
10.	Re1	Nd7
11.	Bxc6	Rc8
12.	Bxd7+	Qxd7
13.	Bg5	f6
14.	Bh4	fxe5
15.	Nxe5	Qd6
16.	Bxe7	Nxe7
17.	Qh5+	g6
18.	Qh6	Nf5
19.	Qg5	O-O
20.	Nd2	Bd3
21.	Nxd3	e5
22.	dxe5	Qe6
23.	Re2	b5
24.	Rae1	d4
25.	Nf4	Qxa2
26.	Ne4	dxc3
27.	Nf6+	Rxf6
28.	Qxf6	cxb2
29.	e6	b1=Q
30.	Qf7+	Kh8
31.	Nxg6+	hxg6
32.	Qf6+	Ng7
33.	Kf1	Rc1
34.	Qd8+	Kh7
35.	Qh4+	Nh5
36.	Qe7+	Kh6
37.	Qf8+	Kg5
38.	Re5+	Qf5
39.	Rxf5+	gxf5
40.	h4+	Kg6
41.	Qg8+	Ng7
42.	h5+	Kh6
43.	Qh8+	Kg5
44.	Qxg7+	Kh4
45.	Qe7+	Kxh5
46.	Qh7+	Kg5
47.	f4+	Kg4
48.	Qh3+	Kxf4
49.	Qh4#

Click here for 46... Kg4.

Sunday, January 15, 2017

White to play and win.

Live Chess, Chess.com
Analysis of chessanat0r (1491) vs. john2001plus (1711)


8
7
6
5
4
3
2
1

-5

(white to move)

1.	d4	Nf6
2.	c4	e6
3.	Nc3	Bb4
4.	Nf3	b6
5.	e4	Nxe4
6.	Bd3	Nxc3
7.	bxc3	Bxc3+
8.	Bd2	Bxa1
9.	Qxa1	Bb7
10.	d5	O-O
11.	Bc3	f6
12.	Qb1	exd5
13.	Bxh7+	Kh8
14.	O-O	dxc4
15.	Qf5	Bxf3
16.	Bg6	Re8
17.	Bf7	Be4
18.	Qh5+	Bh7
19.	Bg6	Kg8
20.	Qxh7+	Kf8
21.	Qh8+	Ke7
22.	Re1+

Black to play.

Live Chess, Chess.com
Analysis of chessanat0r (1491) vs. john2001plus (1711)


1
2
3
4
5
6
7
8

(black to move)

1.	d4	Nf6
2.	c4	e6
3.	Nc3	Bb4
4.	Nf3	b6
5.	e4	Nxe4
6.	Bd3	Nxc3
7.	bxc3	Bxc3+
8.	Bd2	Bxa1
9.	Qxa1	Bb7
10.	d5	O-O
11.	Bc3	f6
12.	Qb1	exd5
13.	Bxh7+	Kh8
14.	O-O	f5
15.	Bxf5	d4
16.	Nxd4	Qg5
17.	Bh3

Click here for 14. dxc4.
Click here for 16. Bxd4.

Wednesday, January 11, 2017

Black to play and win.

Live Chess, Chess.com
ulfhethinn (1703) vs. john2001plus (1764)


1
2
3
4
5
6
7
8

(black to move)

1.	d4	Nf6
2.	c4	e6
3.	Nc3	Bb4
4.	Qc2	O-O
5.	a3	Bxc3+
6.	Qxc3	b6
7.	Bg5	Bb7
8.	f3	h6
9.	Bh4	d6
10.	Nh3	Nbd7
11.	e3	e5
12.	Bf2	exd4
13.	Qxd4	Re8
14.	Be2	Nc5
15.	Rd1	a5
16.	O-O	Nb3
17.	Qc3	a4
18.	Nf4	Nd7
19.	Nd5	Ndc5
20.	Rfe1	c6
21.	Nf4	Qe7
22.	Bf1	Rad8
23.	e4	Qe5
24.	Qxe5	dxe5
25.	Nd3	Nxd3
26.	Bxd3	Nd4
27.	Bf1	c5
28.	Bd3	Ba6
29.	Kf1	Ne6
30.	Bg3	Rxd3
31.	Rxd3	Bxc4
32.	Red1	Rd8
33.	Ke2	Nf4+
34.	Bxf4	exf4
35.	g3	g5
36.	gxf4	gxf4
37.	Rg1+	Kf8
38.	Rgd1	Ke7
39.	Rd1d2	Kf6
40.	Rd1	Ke5
41.	Rd1d2	b5
42.	Rd1	b4
43.	Rd1d2	Rd4
44.	Rd1	Bxd3+
45.	Rxd3	Rxd3
46.	Kxd3	bxa3
47.	bxa3	Kd6
48.	Kc4	Kc6
49.	e5	Kb6
50.	h3	Kc6
51.	h4	h5
52.	Kc3	Kd5
53.	Kd3	Kxe5
54.	Kc4	Kd6
55.	Kb5	Kd5
56.	Kxa4	c4
57.	Kb4	Kd4
58.	a4	c3
59.	a5	c2
60.	a6	c1=Q
61.	a7	Qb2+
62.	Ka5	Kc5
63.	Ka6	Qb6#

White to play and win.

Live Chess, Chess.com
wilsonator1276 (1549) vs. SunTzuLombardi (1514)


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e6
3.	Nc3	Bb4
4.	Nf3	d5
5.	Bg5	h6
6.	Bxf6	Qxf6
7.	e3	c5
8.	a3	cxd4
9.	exd4	Bxc3+
10.	bxc3	O-O
11.	Bd3	dxc4
12.	Bxc4	Nc6
13.	O-O	a6
14.	a4	Na5
15.	Bd3	Bd7
16.	Ne5	Rfd8
17.	Qc2	Nc6
18.	f4	Be8
19.	Ng4	Qh4
20.	h3	Rac8
21.	Qe2	h5
22.	Ne3	Ne7
23.	Kh2	Nf5
24.	Nxf5	exf5
25.	g3	Qf6
26.	Rfc1	g6
27.	Qd2	Bc6
28.	Re1	Re8
29.	Re5	Be4
30.	Bxe4	fxe4
31.	Qe3	Rxe5
32.	fxe5	Qf3
33.	Qxf3	exf3
34.	Ra3	b5
35.	axb5	axb5
36.	Rb3	g5
37.	g4	h4
38.	Kg1	b4
39.	cxb4	Rc4
40.	d5	Re4
41.	Rxf3	Rxe5
42.	Rd3	Kf8
43.	b5	Re8
44.	d6	Rb8
45.	Rd5	f6
46.	Kf2	Kf7
47.	Ke3	Ke6
48.	Ke4	Kd7
49.	Kf5	Rf8
50.	b6	Rb8
51.	Kxf6	Rxb6
52.	Kxg5

Saturday, January 7, 2017

White to play and win.

Live Chess, Chess.com
valbab (1926) vs. john2001plus (1700)


8
7
6
5
4
3
2
1

(white to move)

1.	e4	e6
2.	d4	d5
3.	e5	c5
4.	c3	Nc6
5.	Nf3	Qb6
6.	a3	f6
7.	b4	fxe5
8.	dxe5	Qc7
9.	Bf4	Nge7
10.	Bd3	Ng6
11.	Bxg6+	hxg6
12.	Qd3	Qf7
13.	Bg3	Qf5
14.	Qd2	b6
15.	O-O	Ba6
16.	Re1	Rd8
17.	Nh4	Qd3
18.	Qg5	Be7
19.	Qxg6+	Qxg6
20.	Nxg6	Rh5
21.	Nxe7	Kxe7
22.	Nd2	d4
23.	c4	cxb4
24.	axb4	Bb7
25.	Ne4	Nxe5
26.	Rxa7	Rd7
27.	c5	Bxe4
28.	Rxd7+	Nxd7
29.	Bd6+	Kf7
30.	Rxe4	bxc5
31.	bxc5	Nxc5
32.	Rxd4	Nb3
33.	Rd1	Rd5
34.	Rxd5	exd5
35.	f4	Ke6
36.	Be5	g6
37.	Kf2	Kf5
38.	Ke3	d4+
39.	Bxd4	Nxd4
40.	Kxd4	Kxf4
41.	Kd3	g5
42.	Ke2	Ke4
43.	Kf2	Kf4
44.	g3+	Kg4
45.	Kg2	Kf5
46.	Kh3	Kf6
47.	Kg4	Kg6
48.	h3	Kf6
49.	Kh5	Kf5
50.	g4+	Kf4
51.	Kg6	Kg3
52.	Kxg5

White to play.

Live Chess Chess.com, Chess.com
Analysis of john2001plus (1779) vs. rtconnor2003 (1255)


8
7
6
5
4
3
2
1

(white to move)

1.	Nf3	Nc6
2.	d4	d5
3.	c4	dxc4
4.	d5	Na5
5.	e4	b6
6.	Bxc4	Nxc4
7.	Qa4+	Qd7
8.	Qxc4	Bb7
9.	Ne5	Qd6
10.	Qb5+	c6
11.	dxc6	Bxc6
12.	Nxc6	Qd7
13.	Nc3	e6
14.	O-O	Bd6
15.	Rd1	Ne7
16.	Nxe7	Kxe7
17.	Qxd7+	Kxd7
18.	e5	Rac8
19.	Rxd6+	Ke7
20.	Bg5+	f6
21.	Rad1	fxg5
22.	Rd7+	Ke8
23.	Nb5	h5
24.	Nc7+	Kf8
25.	Nxe6+	Ke8
26.	Nxg7+	Kf8
27.	e6

White to play and win.

Live Chess, Chess.com
Analysis of ThadStevens (1631) vs. Putz57 (1435)


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	g6
3.	Nc3	c6
4.	e4	Bg7
5.	Nf3	d6
6.	Be2	O-O
7.	O-O	Nbd7
8.	Re1	Qc7
9.	Bf1	Re8
10.	Qc2	e5
11.	d5	Nc5
12.	b4	Ncd7
13.	Ba3	a6
14.	Rac1	Nf8
15.	Bb2	Bg4
16.	Nd2	Bh6
17.	f3	Bd7
18.	Nd1	Qb6+
19.	Kh1	cxd5
20.	cxd5	Rac8
21.	Nc3	Nh5
22.	a3	Nf4
23.	Qb3	Bb5
24.	Nxb5	axb5
25.	g3	Nh5
26.	Qd3	Bxd2
27.	Qxd2	Kg7
28.	Qe2	Nf6
29.	Bh3	Rxc1
30.	Rxc1	h6
31.	Bf1	Nf8h7
32.	Rc2	Ng5
33.	h4	Ngh7
34.	Bc1	Nh5
35.	Kh2	Qd8
36.	Qg2	Qb6
37.	Rc3	Qd4
38.	Qd2	Qb6
39.	Qe3	Qd8
40.	Bxb5	Re7
41.	Qxh6+	Kg8
42.	Bg5	Nh5f6
43.	Bxf6	Nxf6
44.	Qg5	Kg7
45.	g4	Nh7
46.	Qc1	Qh8
47.	Rc8	Nf8
48.	Qe1	Qh6
49.	Qg3	Qd2+
50.	Kh3	Qb2
51.	h5	g5
52.	h6+	Kxh6
53.	Rxf8	Qxa3
54.	Rh8+	Kg7
55.	Rh5	Kg6
56.	Kg2	Rc7
57.	Be2	Rc2
58.	Rxg5+	Kf6
59.	Rg8	Rxe2+
60.	Kh3	Ke7
61.	Qh4+	f6
62.	Qh7#

White to play.

Live Chess, Chess.com
Analysis of JoshuaCL12345 (1466) vs. john2001plus (1804)


8
7
6
5
4
3
2
1

-3

(white to move)

1.	e4	e6
2.	d4	d5
3.	Nd2	c5
4.	c3	Nf6
5.	e5	Nfd7
6.	Ngf3	Nc6
7.	Bd3	cxd4
8.	cxd4	Qb6
9.	O-O	Nxd4
10.	Nxd4	Qxd4
11.	Nf3	Qb6
12.	Qc2	Nc5
13.	Bxh7	Bd7
14.	Be3	Rc8
15.	Rac1	Qa5
16.	Ng5	Ne4
17.	Qd3	Rxc1
18.	Rxc1	Nxg5
19.	Bxg5	Qxa2
20.	h3	Qxb2
21.	Rb1	Qxe5
22.	f4	Bc5+
23.	Kh1	Qc7
24.	f5	f6
25.	fxe6	Bxe6
26.	Qg6+	Qf7
27.	Rxb7	Qxg6
28.	Bxg6+	Kd8
29.	Rb8+	Bc8
30.	Bf5	Ke7
31.	Bd2	Bxf5
32.	Rxh8

White to play.

Live Chess, Chess.com
Analysis of john2001plus (1805) vs. Gustafsson21 (1813)


8
7
6
5
4
3
2
1

(white to move)

1.	Nf3	d5
2.	d4	e6
3.	c4	Nf6
4.	Nc3	Nbd7
5.	Bg5	c6
6.	e3	Qa5
7.	Qc2	Bb4
8.	Be2	O-O
9.	O-O	b6
10.	cxd5	exd5
11.	Rfc1	Bb7
12.	Nd2	Bxc3
13.	bxc3	Qa3
14.	c4	dxc4
15.	Nxc4	Qe7
16.	Bf3	Rfe8
17.	Bf4	Nb8
18.	Nd6	Rd8
19.	Nxb7	Qxb7
20.	Bxc6	Nxc6
21.	Qxc6	Qa6
22.	Qc4	Qb7
23.	Qc6	Qa6
24.	Bg5	Rdc8
25.	Qf3	Ne8
26.	Be7	Rab8
27.	d5	Qxa2
28.	d6	Qe6
29.	Rc6	Rxc6
30.	Qxc6	Rc8
31.	Qb7	Rc2
32.	d7	Qxe7
33.	Qc8	Rxc8
34.	dxc8=Q	h6
35.	Qb8	Kf8
36.	Qxa7	Qxa7
37.	Rxa7	Nd6
38.	Rd7	Nc4
39.	Rb7

Tuesday, January 3, 2017

White to play.

ICC 5 0 u, Internet Chess Club
Analysis of yoshi (1761) vs. Zugzwanged (1579)


8
7
6
5
4
3
2
1

(white to move)

1.	d4	Nf6
2.	c4	e6
3.	Nf3	Bb4+
4.	Bd2	Qe7
5.	e3	O-O
6.	Bd3	d5
7.	O-O	Bxd2
8.	Qxd2	Nbd7
9.	Nc3	c5
10.	Rfd1	cxd4
11.	Nxd4	Nc5
12.	Bf1	Nce4
13.	Nxe4	Nxe4
14.	Qc2	Bd7
15.	cxd5	exd5
16.	Nb5	Rac8
17.	Qb3	a6
18.	Nd4	Qf6
19.	f3	Nc5
20.	Qxd5	Rfd8
21.	Qh5	g6
22.	Qh6	Ne6
23.	Nxe6	Bxe6
24.	b3	Rc2
25.	e4	Rcd2
26.	Re1	Qd4+
27.	Kh1	Qb2
28.	Qe3	Rc2
29.	Rad1	Rdd2
30.	Rxd2	Rxd2
31.	Re2	Rxe2
32.	Qxe2	Qxe2
33.	Bxe2	Kf8
34.	Kg1	Ke7
35.	Kf2	Kd6
36.	Ke3	Kc5
37.	Kd3	f5
38.	Kc3	b5
39.	Bd3	a5
40.	a3	h6
41.	b4+	axb4+
42.	axb4+	Kc6
43.	exf5	gxf5
44.	Kd4	Bf7
45.	Ke5	f4
46.	Kxf4

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;