Chess Level 4: March 2019

Wednesday, March 20, 2019

White to play

Live Chess, Chess.com
Analysis of john2001plus (1846) vs. TampaChess (2815)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

+1

(white to move)

1.	Nf3	d6
2.	d4	g6
3.	c4	Bg7
4.	Nc3	h6
5.	e4	Nc6
6.	Be2	e5
7.	Be3	Nge7
8.	O-O	O-O
9.	Qd2	Kh7
10.	Rfd1	f5
11.	dxe5	dxe5
12.	Qxd8	Rxd8
13.	Rxd8	Nxd8
14.	Rd1	Be6
15.	Nd5	Bxd5
16.	exd5	Nf7
17.	Bc5	Re8
18.	Bxa7	e4
19.	Nd4	b6
20.	c5	Nxd5
21.	Bc4	Nf4
22.	Bxf7	Re7
23.	Bc4	Rd7
24.	cxb6	c5
25.	Bb5	Rxd4
26.	Rxd4	cxd4
27.	b7	Be5
28.	Bxd4	Ne2+
29.	Bxe2

Tuesday, March 19, 2019

What is the fastest path to checkmate?

Live Chess, Chess.com
john2001plus (1873) vs. Chessisish (1558)


8
7
6
5
4
3
2
1

a

b

c

d

e

f

g

h

+9

(white to move)

1.	Nf3	Nf6
2.	d4	d5
3.	c4	c6
4.	Nc3	Bf5
5.	cxd5	cxd5
6.	Qb3	b6
7.	e4	dxe4
8.	Ne5	e6
9.	Bb5+	Nbd7
10.	g4	Bxg4
11.	Nxe4	Nxe4
12.	Bxd7+	Qxd7
13.	Nxd7	Kxd7
14.	f3	Bxf3
15.	Qxf3	Bb4+
16.	Ke2	f5
17.	Rg1	g6
18.	a3	Bd6
19.	Bf4	Bxf4
20.	Qxf4	g5
21.	Rxg5	Nxg5
22.	Qxg5	Rhg8
23.	Qh6	Rg2+
24.	Kf3	Rxb2
25.	Qxh7+	Kc6
26.	Rc1+	Kb5
27.	Qd7+	Ka5
28.	Qxe6	Rb5
29.	a4	Rb4
30.	Qd5+	b5
31.	Qxa8	a6
32.	axb5	Rxb5
33.	Ra1+	Kb4
34.	Qxa6	Kc4
35.	Rc1+	Kd5
36.	Qc6+	Kxd4
37.	Rd1+	Ke5
38.	Qd6#

Black to play

AO6 TCEC - Tournament
Analysis of Shredder 12 vs. Naum 4.2


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

+2

(black to move)

1.	Nf3	d5
2.	b3	c5
3.	e3	Nf6
4.	Bb5+	Bd7
5.	Qe2	e6
6.	Bb2	Be7
7.	Bxd7+	Qxd7
8.	Ne5	Qc7
9.	O-O	O-O
10.	f4	Nfd7
11.	Rf3	g6
12.	Ng4	h5
13.	Ne5	Nc6
14.	Nxd7	Qxd7
15.	Rg3	h4
16.	Qh5	d4
17.	f5	hxg3
18.	fxg6	Kg7
19.	Qh7+	Kf6
20.	g7	gxh2+
21.	Kh1	Bd6
22.	exd4	cxd4
23.	Nc3	dxc3
24.	Rf1+	Ke7
25.	g8=Q	cxb2
26.	Qgxf7+	Rxf7
27.	Rxf7+	Kd8
28.	Rxd7+	Kc8
29.	Rxd6	b1=Q+
30.	Kxh2	Qe1
31.	Qd7+	Kb8
32.	Qe8+	Kc7
33.	Rd7+	Kb6
34.	Qxa8	Qh4+
35.	Kg1	Qe1+

CHECK!

What is the strongest continuation for Black?

AO6 TCEC - Tournament , ?
Shredder 12 vs. Naum 4.2


1
2
3
4
5
6
7
8

h

g

f

e

d

c

b

a

+1

(black to move)

1.	Nf3	d5
2.	b3	c5
3.	e3	Nf6
4.	Bb5+	Bd7
5.	Qe2	e6
6.	Bb2	Be7
7.	Bxd7+	Qxd7
8.	Ne5	Qc7
9.	O-O	O-O
10.	f4	Nfd7
11.	Rf3	g6
12.	Ng4	h5
13.	Ne5	Nc6
14.	Nxd7	Qxd7
15.	Rg3	h4
16.	Qh5	d4
17.	f5	hxg3
18.	fxg6	Kg7
19.	Qh7+	Kf6
20.	g7	gxh2+
21.	Kh1	Bd6
22.	exd4	cxd4
23.	Nc3	dxc3
24.	Rf1+	Ke7
25.	g8=Q	cxb2
26.	Rxf7+	Ke8
27.	Rxf8+	Bxf8
28.	Qhg6+	Ke7
29.	Qg8f7+	Kd8
30.	Qxf8+	Kc7
31.	Qf1	Rf8
32.	Qg3+	e5
33.	Qfe1	Qf5
34.	Qf3	Qxc2
35.	Qfd1	Qxd1
36.	Qxd1	Rf2
37.	Qe1	Rxd2
38.	Kxh2	Rc2
39.	Qb1	Nd4
40.	Kg3	Kd6
41.	Kg4	Rxg2+
42.	Kh5	Rc2
43.	Kg5	e4
44.	Kf4	Kd5
45.	Qh1	Rf2+
46.	Kg3	Rf3+
47.	Kg4	e3
48.	Qh5+	Rf5
49.	Qh1+	Kc5
50.	Qb1	e2
51.	Qe4	b1=Q
52.	Qxb1	Rf1
53.	Qe4	e1=Q
54.	b4+	Qxb4
55.	Qe7+	Kc4
56.	Qc7+	Nc6

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;