Tuesday, June 28, 2016

White to play and mate in 2.

Greenwood Indiana Chess Club, Chess.com
Analysis of Greg+John vs. tChess set to level 1700
8
7
6
5
4
3
2
1
abcdefgh
+4
(white to move)
1.e4e6
2.d4d5
3.Nc3Bb4
4.Bd3dxe4
5.Bxe4Nf6
6.Bf3O-O
7.Nge2c5
8.O-Ocxd4
9.Qxd4Qxd4
10.Nxd4Bxc3
11.bxc3e5
12.Nb5Nc6
13.Re1Bg4
14.Bxc6bxc6
15.Nd6Rfd8
16.Ba3Nd7
17.c4Rab8
18.c5Be6
19.c4f6
20.Rad1a5
21.Rd2Bg4
22.f3Be6
23.f4a4
24.f5Bf7
25.h3Nf8
26.Red1Bh5
27.g4Be8
28.Nxe8Rxe8
29.Rd6Rec8
30.Kf2Rc7
31.Ke3Rbb7
32.Rd1d3Nd7
33.Ke4g6
34.h4Kf8
35.g5gxf5+
36.Kxf5fxg5
37.hxg5Kg8
38.Rd2Kf8
39.Ke6Ke8
40.Rd1Kd8
41.g6Kc8
42.g7Nxc5+
43.Bxc5Re7+
44.Kf5Rxg7
45.Rd8+Kc7
46.Kf6Rb8
47.Bb6+Rxb6
48.Kxg7Rb4
49.Rd1d7+Kb6
50.Rb8+Kc5
51.Rxb4Kxb4
52.Kf6e4
53.Ke5e3
54.Kd4e2
55.Rb7+Ka3
56.Re7Kxa2
57.Kc3e1=Q+
58.Rxe1h5
59.c5h4
60.Re3Kb1
61.Rh3a3
62.Rh2h3
63.Rxh3Ka2
64.Kc2Ka1
65.Rxa3#
 

White to play and win!

Greenwood Indiana Chess Club, Chess.com
Analysis of Greg+John vs. tChess set to level 1700
8
7
6
5
4
3
2
1
abcdefgh
-1
(white to move)
1.e4e6
2.d4d5
3.Nc3Bb4
4.Bd3dxe4
5.Bxe4Nf6
6.Bf3O-O
7.Nge2c5
8.O-Ocxd4
9.Qxd4Qxd4
10.Nxd4Bxc3
11.bxc3e5
12.Nb5Nc6
13.Re1Bg4
14.Bxc6bxc6
15.Nd6Rfd8
16.Ba3Nd7
17.c4Rab8
18.c5Be6
19.c4f6
20.Rad1a5
21.Rd2Bg4
22.f3Be6
23.f4a4
24.f5Bf7
25.h3Nf8
26.Red1Bh5
27.g4Be8
28.Nxe8Rxe8
29.Rd6Rec8
30.Kf2Rc7
31.Ke3Rbb7
32.Rd1d3Nd7
33.Ke4g6
34.h4Kf8
35.g5gxf5+
36.Kxf5fxg5
37.hxg5Kg8
38.Rd2Kf8
39.Ke6Ke8
40.Rd1Kd8
41.Rf1Ke8
42.Rh1Kf8
43.g6hxg6
44.Rh7Ke8
45.Rdxd7
 

Monday, June 20, 2016

Black to Play and Win

ICC tourney 1156 (12 3), Internet Chess Club
Analysis of Tampa-Chess (1718) vs. yoshi (1714)
1
2
3
4
5
6
7
8
hgfedcba
+3
(black to move)
1.e4e6
2.d3d5
3.Nd2Nf6
4.g3dxe4
5.dxe4e5
6.Bg2Bc5
7.Ngf3Nc6
8.O-OO-O
9.Qe2a5
10.c3Qe7
11.Nb3Ba7
12.a4Be6
13.Nbd2Qc5
14.Ng5Bg4
15.Ngf3Be6
16.Qb5Rfe8
17.Ne1Red8
18.Nef3h6
19.Nb3Qf8
20.Qxb7Qe8
21.Nc5Rab8
22.Qxc7Bxc5
23.Nxe5Rbc8
24.Qb7Nxe5
25.Qa6Bc4
26.Qb7Rd7
 

Saturday, June 18, 2016

Find the best plan for Black

Live Chess, Chess.com
Javachip3 (1507) vs. john2001plus (1598)
1
2
3
4
5
6
7
8
hgfedcba
+2
(black to move)
1.c4e5
2.Nc3Nf6
3.Nf3Nc6
4.g3d5
5.cxd5Nxd5
6.Bg2Be6
7.a3f6
8.O-OBc5
9.Nxd5Bxd5
10.b4Bb6
11.Bb2Qd7
12.Re1O-O-O
13.Rc1h5
14.e4Be6
15.d4Nxd4
16.Nxd4Bxd4
17.Bxd4Qxd4
18.Qa4Kb8
19.Red1Qb2
20.Rxd8+Rxd8
21.Rd1Rxd1+
22.Qxd1b6
23.Qd8+Kb7
24.Bf1Qb1
25.Kg2Qxe4+
26.f3Qc2+
27.Kg1Bc4
28.Bxc4Qxc4
29.Qe7Qc1+
30.Kg2Qc2+
31.Kh3Qf5+
32.Kg2g5
33.g4Qf4
34.gxh5Qd2+
35.Kg3Qf4+
36.Kg2g4
37.fxg4Qxg4+
38.Kf2Qf4+
39.Kg2Qg4+
40.Kf2Qd4+
41.Kg3Qf4+
42.Kg2Qg5+
43.Kf3Qxh5+
44.Ke4f5+
45.Kd3e4+
46.Kd4Qd1+
47.Ke5Qf3
48.Qf7e3
 

Mate in 3.

Live Chess, Chess.com
Analysis of john2001plus (1617) vs. acefinlay47 (1612)
8
7
6
5
4
3
2
1
abcdefgh
+15
(white to move)
1.Nf3d6
2.e4e5
3.d4Nc6
4.dxe5Nxe5
5.Nxe5dxe5
6.Qxd8+Kxd8
7.Nc3c6
8.Be3Nf6
9.O-O-O+Kc7
10.Bc4Be6
11.Bxe6fxe6
12.f3Bb4
13.Na4b5
14.Nc5Rhe8
15.c3Ba5
16.Rd2h6
17.Rhd1Bb6
18.Rd3a5
19.Bg1Re7
20.g4g5
21.h3a4
22.Bh2Bxc5
23.Bxe5+Kb6
24.Bxf6Rf7
25.e5Bf2
26.Rd7Raf8
27.Rd1d6Rxd7
28.Rxd7Re8
29.Bd8+Ka6
30.Rd6Kb7
31.Bf6Be3+
32.Kc2Bc5
33.Rd7+Ka6
34.Rh7Bf8
35.Rh8Rc8
36.Bg7b4
37.Rxf8Rc7
38.Bxh6bxc3
39.Kxc3Rh7
40.Rf6Re7
41.Bxg5Rh7
42.h4Kb5
43.f4Rd7
44.h5Rd5
45.h6Rc5+
46.Kd3Rd5+
47.Kc3Rc5+
48.Kd3Rd5+
49.Ke3Rd7
50.Rxe6Rh7
51.Re7Rh8
52.h7c5
53.Bf6Rc8
54.h8=QRc6
55.Qe8Kb6
56.Qb8+Ka5
57.Ra7+Ra6
58.Bd8#
 

White to play and mate in 2 moves.

Live Chess, Chess.com
Analysis of john2001plus (1617) vs. acefinlay47 (1612)
8
7
6
5
4
3
2
1
abcdefgh
+17
(white to move)
1.Nf3d6
2.e4e5
3.d4Nc6
4.dxe5Nxe5
5.Nxe5dxe5
6.Qxd8+Kxd8
7.Nc3c6
8.Be3Nf6
9.O-O-O+Kc7
10.Bc4Be6
11.Bxe6fxe6
12.f3Bb4
13.Na4b5
14.Nc5Rhe8
15.c3Ba5
16.Rd2h6
17.Rhd1Bb6
18.Rd3a5
19.Bg1Re7
20.g4g5
21.h3a4
22.Bh2Bxc5
23.Bxe5+Kb6
24.Bxf6Rf7
25.e5Bf2
26.Rd7Raf8
27.Rd1d6Rxd7
28.Rxd7Re8
29.Bd8+Ka6
30.Rd6Kb7
31.Bf6Be3+
32.Kc2Bc5
33.Rd7+Ka6
34.Rh7Bf8
35.Rh8Rc8
36.Bg7b4
37.Rxf8Rc7
38.Bxh6bxc3
39.Kxc3Rh7
40.Rf6Re7
41.Bxg5Rh7
42.h4Kb5
43.f4Rd7
44.h5Rd5
45.h6Rc5+
46.Kd3Rd5+
47.Kc3Rc5+
48.Kd3Rd5+
49.Ke3Rd7
50.Rxe6Rh7
51.Re7Rh8
52.h7c5
53.Bf6Rc8
54.h8=QRc6
55.Qe8Kb6
56.Re6Rxe6
57.Qxe6+Kb5
58.Qd6c4
59.Be7a3
60.Qc5+Ka6
61.Qxc4+Kb7
62.Qb3+Kc6
63.Qxa3Kd5
64.Qd6+Kc4
65.Qd3#
 

White to play and mate in 2 moves.

Live Chess, Chess.com
john2001plus (1617) vs. acefinlay47 (1612)
8
7
6
5
4
3
2
1
abcdefgh
+17
(white to move)
1.Nf3d6
2.e4e5
3.d4Nc6
4.dxe5Nxe5
5.Nxe5dxe5
6.Qxd8+Kxd8
7.Nc3c6
8.Be3Nf6
9.O-O-O+Kc7
10.Bc4Be6
11.Bxe6fxe6
12.f3Bb4
13.Na4b5
14.Nc5Rhe8
15.c3Ba5
16.Rd2h6
17.Rhd1Bb6
18.Rd3a5
19.Bg1Re7
20.g4g5
21.h3a4
22.Bh2Bxc5
23.Bxe5+Kb6
24.Bxf6Rf7
25.e5Bf2
26.Rd7Raf8
27.Rd1d6Rxd7
28.Rxd7Re8
29.Bd8+Ka6
30.Rd6Kb7
31.Bf6Be3+
32.Kc2Bc5
33.Rd7+Ka6
34.Rh7Bf8
35.Rh8Rc8
36.Bg7b4
37.Rxf8Rc7
38.Bxh6bxc3
39.Kxc3Rh7
40.Rf6Re7
41.Bxg5Rh7
42.h4Kb5
43.f4Rd7
44.h5Rd5
45.h6Rc5+
46.Kd3Rd5+
47.Kc3Rc5+
48.Kd3Rd5+
49.Ke3Rd7
50.Rxe6Rh7
51.Re7Rh8
52.h7c5
53.Bf6Rc8
54.h8=QRc6
55.Qe8Kb6
56.Re6Rxe6
57.Qxe6+Kb5
58.Qd6c4
59.Be7a3
60.Qc5+Ka6
61.Qxc4+Kb7
62.Qb3+Kc6
63.Qxa3Kd5
64.Qc5+Ke6
65.f5+Kf7
66.Qd5+Kg7
67.f6+Kg6
68.Qg8+Kh6
69.Bf8#
 

Friday, June 17, 2016

White to play and win.

Live Chess, Chess.com
Analysis of john2001plus (1843) vs. yashom (1440)
8
7
6
5
4
3
2
1
abcdefgh
-1
(white to move)
1.Nf3d5
2.d4c5
3.c4e6
4.cxd5exd5
5.Nc3Nf6
6.e3Nc6
7.Be2Be7
8.O-OO-O
9.b3cxd4
10.exd4Bb4
11.Bd2Bd6
12.Bg5h6
13.Bxf6Qxf6
14.Nxd5Qg6
15.Ne3Qh5
16.Ne5Qh4
17.g3Qf6
18.Nxc6bxc6
19.Rc1Ba3
20.Rxc6Qxc6
21.Bf3Qg6
22.Bxa8Ba6
23.Bg2Bxf1
24.Bxf1Rd8
25.Nc4Bc5
26.Bd3Rxd4
27.Ne5Qf6
28.Qe2Rd5
29.Nd7Qd4
30.Qe8+Bf8
31.Qxf8#
 

White to play and mate in 3.

ICC tourney 1154 (12 3), Internet Chess Club
MHanDaMan (1932) vs. yoshi (1691)
8
7
6
5
4
3
2
1
abcdefgh
+2
(white to move)
1.e4e6
2.d3d5
3.Nd2Nf6
4.Ngf3Nc6
5.g3dxe4
6.dxe4Bc5
7.Bg2e5
8.c3Bg4
9.h3Bh5
10.O-OO-O
11.b4Bb6
12.a4a6
13.a5Ba7
14.Qe2Qe7
15.Nc4Bg6
16.Nh4Rad8
17.Nxg6hxg6
18.Be3Qe6
19.Bxa7Nxa7
20.Ne3Nb5
21.Qc2c6
22.Rfd1Rd7
23.Rxd7Qxd7
24.Rd1Qe6
25.Kh2Rc8
26.Bf1c5
27.Bxb5axb5
28.Qd3Qa2
29.Rd2Qb3
30.Qxb5Qxc3
31.Rc2Qd4
32.Qxb7Rf8
33.a6Qxe4
34.Qxe4Nxe4
35.bxc5Ra8
36.c6Rxa6
37.c7Nd6
38.c8=Q+Nxc8
39.Rxc8+Kh7
40.Rc7Kg8
41.h4f5
42.Nd5Ra2
43.Kg2e4
44.Re7Rd2
45.Nf4Rd6
46.Ne6Kh8
47.Re8+Kh7
48.Ng5+Kh6
49.Rh8#
 

White to play and win.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1690) vs. rookfish (1082)
8
7
6
5
4
3
2
1
abcdefgh
+6
(white to move)
1.Nf3Nc6
2.d4d5
3.c4Nf6
4.cxd5Nxd5
5.e4Ndb4
6.d5Na5
7.Qa4+Nac6
8.dxc6Nxc6
9.Be2e5
10.Nxe5Bb4+
11.Bd2Bxd2+
12.Nxd2O-O
13.Nxc6bxc6
14.Rd1c5
15.O-Oa5
16.Nf3Qf6
17.e5Qf5
18.Bd3Qe6
19.Qe4g6
20.Qxa8Qxa2
21.Bb1Qxb2
22.Qxa5Qb7
23.Qxc5Bg4
24.Ng5Bxd1
25.Rxd1Qb2
26.Ne4Qe2
27.Nf6+Kg7
28.Qd4Rb8
29.e6Qb2
30.Qxb2Rxb2
31.e7
 

Black to play and win.

ICC tourney 1154 (12 3), Internet Chess Club
itemsfront (1471) vs. yoshi (1683)
1
2
3
4
5
6
7
8
hgfedcba
+2
(black to move)
1.d4Nf6
2.c4e6
3.Nf3Bb4+
4.Nbd2b6
5.a3Be7
6.g3Bb7
7.Bg2O-O
8.O-Od6
9.Qc2Nbd7
10.e4e5
11.d5a5
12.b3Nc5
13.Bb2Ne8
14.b4Nd7
15.b5a4
16.Bc3Nc5
17.Ne1Bc8
18.Nd3Nxd3
19.Qxd3f5
20.Bb4f4
21.Rae1g5
22.f3h5
23.Nb1Nf6
24.Bd2Qe8
25.Nc3Nd7
26.Ra1Nc5
27.Qc2Qg6
28.Be1g4
29.Bf2gxf3
30.Bxf3fxg3
31.hxg3Rxf3
32.Kg2Bg4
33.Rh1Raf8
34.Raf1Rxc3
35.Qxc3Bf3+
36.Kg1Nxe4
37.Qe3Nxg3
38.Kh2Nxf1+
 

What is the strongest line for White?

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxf7Kxf7
18.Qb3+Ke8
19.Qxb4
 

White to play and mate in 2.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
-1
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxd7Kxd7
18.Bd2Bd6
19.g5g6
20.Qb3Kc8
21.Ba5Rf8
22.Rac1Bc7
23.Bb4Rd8
24.Qxf7Kb8
25.Be7Rc8
26.d5cxd5
27.Rxc7Kxc7
28.Qxd5b6
29.Rc1+Kb8
30.Bd6+Rc7
31.Bxc7+Kc8
32.Be5#
 

White to play and mate in 3.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
+4
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxd7Kxd7
18.Bd2Bd6
19.g5g6
20.Qb3Kc8
21.Ba5Rf8
22.Rac1Bc7
23.Bb4Rd8
24.Qxf7Kb8
25.Be7Rc8
26.d5a5
27.d6Bb6
28.d7Rd8
29.Bxd8Bxd8
30.b4axb4
31.Qf8Ka7
32.Qxb4Qh5
33.Rf2Bc7
34.Rb1b6
35.Qxe4Kb7
36.Rc1Ra6
37.Qxc6+Kb8
38.Qxc7+
 

White to play and mate in 3.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
-1
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxd7Kxd7
18.Bd2Bd6
19.g5g6
20.Qb3Kc8
21.Ba5Rf8
22.Rac1Bc7
23.Bb4Rd8
24.Qxf7Kb8
25.Be7Rc8
26.d5cxd5
27.Rxc7Kxc7
28.Qxd5b6
29.Rc1+Kb8
30.Rxc8+Kxc8
31.Qc6+Kb8
32.Bd6#
 

Wednesday, June 15, 2016

White to move and mate in 4.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
+2
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxd7Kxd7
18.Bd2Bd6
19.g5g6
20.Qb3Kc8
21.Ba5Rf8
22.Rac1Bc7
23.Bb4Rd8
24.Qxf7Kb8
25.Be7Rc8
26.d5a5
27.d6Bb6
28.d7Rd8
29.Bxd8Bxd8
30.b4axb4
31.Qf8Ka7
32.Qxb4Qh5
33.Rf2Bc7
34.Rb1Rb8
35.a5Bd8
36.Qc5+Ka8
37.a6bxa6
38.Rxb8+Kxb8
39.Rb2+Kc7
40.Qe5+Kxd7
41.Rb7+
 

Tuesday, June 14, 2016

White to play and mate in 3.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
+4
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxd7Kxd7
18.Bd2Bd6
19.g5g6
20.Qb3Kc8
21.Ba5Rf8
22.Rac1Bc7
23.Bb4Rd8
24.Qxf7Kb8
25.Be7Rc8
26.d5a5
27.d6Bb6
28.d7Rd8
29.Bxd8Bxd8
30.b4axb4
31.Qf8Ka7
32.Qxb4Qh5
33.Rf2Bc7
34.Rb1b6
35.Qxe4Kb7
36.Rc1Ra6
37.Qxc6+Kb8
38.Qxc7+Ka8
39.d8=Q#
 

Sunday, June 12, 2016

White to play and mate in 2.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)
8
7
6
5
4
3
2
1
abcdefgh
+6
(white to move)
1.Nf3d5
2.d4c6
3.c4Nf6
4.Nc3dxc4
5.a4Bf5
6.e3e6
7.Bxc4Bb4
8.O-OBg4
9.h3Bh5
10.g4Bg6
11.Ne5Nbd7
12.f4Nd5
13.Nxd5exd5
14.Bd3Qh4
15.Kg2Be4+
16.Bxe4dxe4
17.Nxd7Kxd7
18.Bd2Bd6
19.g5g6
20.Qb3Kc8
21.Ba5Rf8
22.Rac1Bc7
23.Bb4Rd8
24.Qxf7Kb8
25.Be7Rc8
26.d5a5
27.d6Bb6
28.d7Rd8
29.Bxd8Bxd8
30.b4axb4
31.Qf8Ka7
32.Qxb4Rb8
33.Rc5b6
34.Rxc6Rb7
35.a5Qh5
36.axb6+Rxb6
37.Qa5+Kb7
38.Rxb6+Bxb6
39.Qxb6+Kxb6
40.d8=Q+Kb5
41.Rb1+Kc5
42.Qc7+Kd5
43.Rb5+Ke6
44.Re5#