Sunday, July 23, 2017

Is this a win for Black?

ICC tourney 1288 (12 3), Internet Chess Club
Analysis of RMS1978 (1629) vs. yoshi (1752)
1
2
3
4
5
6
7
8
hgfedcba
+2
(black to move)
1.e4e6
2.d4d5
3.Nd2c5
4.Ngf3cxd4
5.exd5exd5
6.Nxd4Nc6
7.Nd2f3Nf6
8.h3Bd6
9.Bd3O-O
10.O-ORe8
11.c3Bd7
12.Be3Rc8
13.a3Ne5
14.Nxe5Bxe5
15.Nf3Bb8
16.Bd4Ne4
17.Qc2Qc7
18.Be3g5
19.Rfe1g4
20.hxg4Bxg4
21.Be2Ng3
22.fxg3Rxe3
23.Bd3Rxe1+
24.Rxe1Bxf3
25.gxf3Qxg3+
26.Qg2Qxg2+
27.Kxg2Bd6
28.Kh3Kg7
29.Kg4Kf6
30.f4Rg8+
31.Kf3h6
32.Re2Bc5
33.Rg2Rxg2
34.Kxg2d4
35.c4a5
36.a4Bd6
37.Kg3h5
38.Be2h4+
39.Kxh4Bxf4
40.Kg4Bc1
41.b3Ke5
42.Bd3b6
43.Kf3f5
44.Bc2f4
45.Be4d3
46.Bxd3Kd4
47.Be2Kc3
48.Bd1Kd2
49.Be2Kc2
50.Ke4Kxb3
51.Kd5Kxa4
52.c5bxc5
53.Kxc5Kb3
54.Bd1+Kb2
55.Kb5Bd2
56.Be2Bb4
57.Bd1Kc3
58.Ka4Kd2
59.Bg4Ke3
60.Kb3f3
61.Bd7f2
62.Bb5Kd2
63.Ba6Ke1
 

What is Black's best chance to win?

ICC tourney 1288 (12 3), Internet Chess Club
Analysis of suicidepawn (1682) vs. yoshi (1770)
1
2
3
4
5
6
7
8
hgfedcba
+1
(black to move)
1.e4e6
2.d4d5
3.exd5exd5
4.Nf3Nf6
5.c4Bb4+
6.Bd2Qe7+
7.Qe2Nc6
8.Qxe7+Bxe7
9.Nc3Be6
10.c5O-O
11.a3Ne4
12.Be3Nxc3
13.bxc3b6
14.cxb6axb6
15.Bb5Na5
16.a4c6
17.Bd3Nc4
18.Bc1Bg4
19.O-OBxf3
20.gxf3b5
21.a5Rxa5
22.Rxa5Nxa5
23.Bf4Nc4
24.Ra1Nb2
25.Bc2Na4
26.Bd2Bf6
27.Kf1Ra8
28.Bb3Kf8
29.Ra2Ke7
30.Ke2Kd6
31.Kd3c5
32.Bf4+Kc6
33.dxc5Nxc5+
34.Kc2Rxa2+
35.Bxa2Ne6
36.Be3Be5
37.h3f5
38.Kd3f4
39.Bd2Ng5
40.h4Nxf3
 

Saturday, July 22, 2017

Black to play and draw.

Live Chess, Chess.com
Analysis of Matthew_McCarthy (1618) vs. john2001plus (1828)
1
2
3
4
5
6
7
8
hgfedcba
0
(black to move)
1.d4Nf6
2.c4e6
3.Nf3b6
4.Bg5h6
5.Bxf6Qxf6
6.e3Bb7
7.Be2Bb4+
8.Nbd2O-O
9.O-OBxd2
10.Qxd2d6
11.b4Nd7
12.Rfc1c5
13.b5Qe7
14.a4Nf6
15.a5Rfd8
16.axb6axb6
17.Qb2Rxa1
18.Rxa1Ra8
19.Rxa8+Bxa8
20.Qa1Qb7
21.h3cxd4
22.exd4Ne8
23.Qa3Qc8
24.Qa7Qb7
25.Qa3Qb8
26.c5dxc5
27.dxc5bxc5
28.Qxc5Qc7
29.Qd4Bd5
30.Ne5Qb7
31.Bf1Nd6
32.Qc5Nc8
33.g3Nb6
34.Nc6Kh7
35.Bg2g6
36.Bxd5Nxd5
37.Kf1Kg7
38.Ke2Qb6
39.Qxb6Nxb6
40.Ke3Kf8
41.Kd4Ke8
42.Kc5Nd7+
43.Kd6Nb6
44.Kc7Nd5+
45.Kb7Kd7
46.b6Kd6
47.h4Kc5
48.Nd8Nxb6
49.Nxf7Nc4
50.Nxh6Kd5
 

What is the strongest line for White?

Live Chess, Chess.com
john2001plus (1843) vs. Rescuebots (1659)
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3d5
2.d4c6
3.c4Bf5
4.Qb3Qd7
5.Ne5Qc7
6.cxd5cxd5
7.Nc3e6
8.Bf4Qc8
9.e4dxe4
10.Bb5+Nc6
11.d5exd5
12.Qxd5Nge7
13.Qxf7+Kd8
14.Nxc6+bxc6
15.O-O-O+Bd7
16.Bc4a5
17.Be6Nd5
18.Nxd5cxd5+
19.Kb1Be7
20.Bxd7Qxd7
21.Rxd5
 

Monday, July 17, 2017

What is the best line for Black?

ICC tourney 1285 (12 3), Internet Chess Club
Analysis of Zephyr (1449) vs. yoshi (1745)
1
2
3
4
5
6
7
8
hgfedcba
+10
(black to move)
1.d4Nf6
2.c4e6
3.Nc3Bb4
4.e3b6
5.Bd3Bb7
6.f3O-O
7.Nge2d5
8.a3Bd6
9.b4a5
10.c5axb4
11.cxd6bxc3
12.dxc7Qxc7
13.O-ORc8
14.Qc2Na6
15.e4Nb4
16.axb4Rxa1
17.e5Nd7
18.Bxh7+Kh8
19.f4Qc4
20.Rf3Ra2
21.Qd3Rxe2
22.Rh3Re1+
23.Kf2Rxc1
24.Bg8+Kxg8
25.Qh7+Kf8
26.Qh8+Ke7
27.Qxg7Rc2+
28.Kg3Qd3+
29.Kh4Rxg2
30.Rg3Rxh2+
31.Kg4Nxe5+
32.dxe5Qf5+
33.Kf3d4#
 

White to play and win.

Live Chess, Chess.com
Analysis of john2001plus (1574) vs. andrkovel (1547)
8
7
6
5
4
3
2
1
abcdefgh
+4
(white to move)
1.Nf3Nf6
2.d4g6
3.c4Bg7
4.Nc3d5
5.Bf4O-O
6.e3Bf5
7.Qb3dxc4
8.Bxc4b6
9.Ne5Nbd7
10.Nxf7Rxf7
11.Bxf7+Kf8
12.O-Oe6
13.Bxe6Bxe6
14.Qxe6Qe8
15.Qxe8+Rxe8
16.Bxc7Rc8
17.Bd6+Kf7
18.Rac1Ke6
19.Bg3Rf8
20.Nb5Nd5
21.Nc7+Nxc7
22.Rxc7Ra8
23.d5+Ke7
24.Bh4+Ke8
25.Rfc1Bxb2
26.Rc1c6Nf8
27.Re7+Kd8
28.Rd6+Kc8
29.Rf7Nd7
30.Rdxd7g5
31.Bxg5Bf6
32.Bxf6b5
33.Rd8#
 

Friday, July 14, 2017

What is the strongest line for White?

Live Chess, Chess.com
Analysis of john2001plus (1888) vs. imgrowingafro (1291)
8
7
6
5
4
3
2
1
abcdefgh
+1
(white to move)
1.Nf3d5
2.d4e6
3.c4Nf6
4.Nc3Be7
5.Bf4O-O
6.e3c6
7.Bd3Nbd7
8.O-ONh5
9.Ne5Nxf4
10.exf4Nxe5
11.fxe5dxc4
12.Bxc4Kh8
13.Re1Qb6
14.Qb3Qxd4
15.Rad1Qg4
16.Ne4Rd8
17.Rxd8+Bxd8
18.Nd6Be7
19.Nxf7+Kg8
20.h3Qf4
21.Nd6Bh4
22.Bxe6+Bxe6
23.Qxe6+Kf8
24.Qf5+Qxf5
25.Nxf5Bg5
26.h4Bd2
27.Re4g6
28.Nd6Ke7
29.g3Rb8
30.f4
 

Tuesday, July 11, 2017

White to play and win.

Live Chess, Chess.com
Analysis of john2001plus (1825) vs. Shreyas_Reddy (1640)
8
7
6
5
4
3
2
1
abcdefgh
+1
(white to move)
1.Nf3Nf6
2.d4g6
3.c4Bg7
4.Nc3d6
5.Bg5O-O
6.e3c5
7.Be2Nbd7
8.O-ORb8
9.Qc2a6
10.Rfd1Qa5
11.a3b5
12.b4cxb4
13.axb4Qb6
14.c5Qc7
15.cxd6exd6
16.Rdc1Qb6
17.Nd2Bb7
18.Bf3Rbc8
19.Qb3Bxf3
20.Nxf3Qc6
21.Ne2Qb6
22.Rc3Ne4
23.Rxc8Rxc8
24.Bf4Ndf6
25.Qa3Rc2
26.Ng3Nxf2
27.Qxa6Qxa6
28.Rxa6Nf2e4
29.Nxe4Nxe4
30.Ra8+Bf8
31.h3Nf6
32.Bh6Nd7
33.Rd8Rc7
34.Nd2d5
35.e4f6
36.exd5Kf7
37.Bxf8Nxf8
38.Ne4Rc4
39.Nd6+Ke7
40.Nxc4Kxd8
41.Nd6Nd7
42.Nxb5Nb6
43.d6Kd7
44.Kf2Kc6
45.Nc3Kxd6
46.Ke3Nc4+
47.Kd3Nb2+
48.Kc2Nc4
49.Kb3Ne3
50.g4Ng2
51.Ne4+Ke6
52.b5Nf4
53.b6Kd7
54.Nc5+Kc6
55.b7Kc7
56.Kc4Nxh3
57.d5Ng5
58.d6+Kb8
59.Kb5Ne4
60.d7Kc7
61.b8=Q+
 

Tuesday, July 4, 2017

White to play for a winning advantage.

ICC 30 0, Internet Chess Club
Analysis of yoshi (2067) vs. fiddler (1695)
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3d5
2.d4Nf6
3.c4e6
4.Nc3g6
5.Bg5Bg7
6.e3O-O
7.Bd3dxc4
8.Bxc4c5
9.O-Ocxd4
10.exd4Qa5
11.Qe2Bd7
12.Ne5Qc7
13.Rfe1Nc6
14.Nb5Qc8
15.Nd6Qc7
16.Ndxf7Rxf7
17.Nxf7Kxf7
18.Bxe6+Kf8
19.Bb3Re8
20.Qc4Be6
21.Qc5+Qe7
22.Rxe6
 

Monday, July 3, 2017

Black to play for a strong advantage.

ICC tourney 1279 (12 3), Internet Chess Club
Analysis of Zephyr (1615) vs. yoshi (1727)
1
2
3
4
5
6
7
8
hgfedcba
0
(black to move)
1.c4e5
2.g3Nf6
3.Bg2c6
4.d4exd4
5.Qxd4d5
6.Nf3c5
7.Qd1d4
8.O-ONc6
9.e3Be7
10.exd4cxd4
11.Ne1O-O
12.b3Re8
13.Bb2Bg4
14.Bf3Bxf3
15.Nxf3Bc5
16.Nbd2Qb6
17.a3a5
18.Qc2Re2
19.Qd3Rae8
20.Rae1Rxe1
21.Rxe1Rxe1+
22.Nxe1Ne5
23.Qf1Nfg4
24.h3Ne3
25.Qe2d3
26.Nxd3Nxd3
27.Qxd3Nd1
28.Ba1Nxf2
29.Qd5Ne4+
30.Kg2Nxd2
31.Qxd2Qxb3
32.Qb2Qxb2+
33.Bxb2a4
 

Black to play and win.

ICC tourney 1279 (12 3), Internet Chess Club
Analysis of Zephyr (1615) vs. yoshi (1727)
1
2
3
4
5
6
7
8
hgfedcba
0
(black to move)
1.c4e5
2.g3Nf6
3.Bg2c6
4.d4exd4
5.Qxd4d5
6.Nf3c5
7.Qd1d4
8.O-ONc6
9.e3Be7
10.exd4cxd4
11.Ne1O-O
12.b3Re8
13.Bb2Bg4
14.Bf3Bxf3
15.Nxf3Bc5
16.Nbd2Qb6
17.a3a5
18.Qc2Re2
19.Qd3Rae8
20.Rae1Rxe1
21.Rxe1Rxe1+
22.Nxe1Ne5
23.Qf1Qc6
24.Nd3Nxd3
25.Qxd3Qd6
26.Ne4Nxe4
27.Qxe4h6
28.Qxb7d3
29.Qf3d2
30.Qd1Bxa3
31.Bxa3Qxa3
32.Qxd2Qxb3
33.Qxa5Qxc4
34.Qd8+Kh7
35.Qd7Kg6
36.h4Kf6
37.Qd6+Qe6
38.Qxe6+Kxe6
39.Kg2Kf5
40.Kf3h5
41.Ke3Kg4
42.Ke4g6
43.Ke3f5
44.Ke2f4
 
Click here for a similar position.

Black to play and win.

ICC tourney 1279 (12 3), Internet Chess Club
ickyquarter (1216) vs. yoshi (1718)
1
2
3
4
5
6
7
8
hgfedcba
+3
(black to move)
1.e4e6
2.d4d5
3.e5c5
4.c3Nc6
5.Nf3Qb6
6.Bd3cxd4
7.cxd4Bd7
8.Bc2Nb4
9.Nc3Nxc2+
10.Qxc2Rc8
11.O-ONe7
12.Bd2Nf5
13.Be3Be7
14.Rac1O-O
15.Qd2Rc7
16.Rc2Rfc8
17.Rfc1Bb4
18.a3Be7
19.Qe2Qb3
20.Nd2Qb6
21.Nf1Qa5
22.Qd2a6
23.Qe1h6
24.Ng3Nxe3
25.Qxe3Ba4
26.Rd2Bxa3
27.bxa3Rxc3
28.Rxc3Qxc3
29.Qxc3Rxc3
30.h3Rxa3
31.Rb2Rb3
32.Ra2b5
33.Ne2Rb1+
34.Kh2Re1
35.Nc3Bb3
36.Rxa6Bc4
37.Ra8+Kh7
38.Rb8Rc1
39.Nxb5Rb1
40.Rb7Rxb5
41.Rxb5Bxb5
42.Kg3Kg6
43.f4Kf5
44.Kf3h5
45.Ke3h4
46.Kf3Ba6
47.Ke3f6
48.Kf3fxe5
49.fxe5Bf1
50.Kf2Bxg2
51.Kxg2Ke4