Thursday, December 19, 2019

White to play

Casual Game, https://itsyourturn.com
Analysis of John Coffey vs. David
8
7
6
5
4
3
2
1
abcdefgh
-2
(white to move)
1.Nf3e6
2.d4f5
3.g3Nf6
4.Bg2Be7
5.O-OO-O
6.c4h6
7.Nc3a6
8.Qc2c6
9.c5Nd5
10.e4fxe4
11.Nxe4Nb4
12.Qe2d5
13.cxd6 e.p.Bxd6
14.Ne5Nd5
15.Qg4Kh8
16.Bg5hxg5
17.Nxg5Kg8
18.Be4Nf6
19.Qh4g6
20.Bxg6Qc7
21.Bf7+Kg7
22.Nxe6+Bxe6
23.Qg5+Kh7
24.Qg6+Kh8
25.Qh6+Nh7
26.Ng6#
 

Thursday, November 7, 2019

Mate in 4

Casual 5+2, Greenwood Chess Club
Analysis of Coffey, John (2016) vs. Gusev, Dmitri (1865)
8
7
6
5
4
3
2
1
abcdefgh
-2
(white to move)
1.Nf3Nc6
2.d4e6
3.c4d6
4.Nc3Nf6
5.e4e5
6.Bg5h6
7.Bxf6gxf6
8.Nd5f5
9.Bd3fxe4
10.Bxe4f5
11.Nxe5Nxe5
12.dxe5fxe4
13.Qh5+Kd7
14.Qg4+Kc6
15.Qxe4Kd7
16.e6+Kc6
17.O-O-Oa5
18.c5Kxc5
19.Kb1Qg5
20.Qd4+Kb5
21.a4+Ka6
22.Nxc7#
 

What is the strongest continuation for White?

Casual 5+2, Greenwood Chess Club
Analysis of Coffey, John (2016) vs. Gusev, Dmitri (1865)
8
7
6
5
4
3
2
1
abcdefgh
-3
(white to move)
1.Nf3Nc6
2.d4e6
3.c4d6
4.Nc3Nf6
5.e4e5
6.Bg5h6
7.Bxf6gxf6
8.Nd5f5
9.Bd3fxe4
10.Bxe4f5
11.Nxe5Nxe5
12.dxe5fxe4
13.Qh5+Kd7
14.Qg4+Kc6
15.Qxe4dxe5
16.O-O-OQg5+
17.f4exf4
18.Nc3+Kb6
19.Rd5Qf6
20.c5+Bxc5
21.Na4+Kc6
22.Rd3+Kb5
23.Rb3+Bb4
24.Rxb4+Ka5
25.Qd5+Kxb4
26.Qc5+Kxa4
27.b3#
 

Sunday, September 29, 2019

White to play and win

Casual Game, https://itsyourturn.com
John Coffey vs. peteryusoff
8
7
6
5
4
3
2
1
abcdefgh
+6
(white to move)
1.Nf3d5
2.d4Nf6
3.c4Bf5
4.Qb3b6
5.Nc3Nc6
6.cxd5Na5
7.Qd1Bd7
8.e4e6
9.dxe6fxe6
10.Bd3Bb4
11.O-OBc6
12.d5exd5
13.exd5Bxc3
14.dxc6Bb4
15.a3Bd6
16.Re1+Be7
17.Qe2Nxc6
18.Bb5O-O
19.Bxc6Rb8
20.Qxe7Qd3
21.Qe6+Kh8
22.Ne5Qd6
23.Qh3Kg8
24.Qb3+Kh8
25.Bf4Qd8
26.Rad1Qc8
27.Nf7+
 

Saturday, September 14, 2019

Black to play for equality

Casual G/30, Kroger Columbus Inidana
Analysis of Coffey, John (2016) vs. Chess Prince , on Master Level
1
2
3
4
5
6
7
8
hgfedcba
0
(black to move)
1.Nf3Nc6
2.d4d5
3.c4Nf6
4.cxd5Qxd5
5.Nc3Qa5
6.d5Nb4
7.e4Nxe4
8.Bb5+Kd8
9.Ne5Nd6
10.Be2f6
11.Nc4Nxc4
12.Bxc4Bf5
13.Bb3Nd3+
14.Kf1Qb4
15.a3Qb6
16.Be3Nxb2
17.Bxb6Nxd1
18.Bxc7+Kxc7
19.Rxd1Rc8
20.Nb5+Kb8
21.Nd4Bg6
22.Ke2Rc3
23.Rc1Rd3
24.Rhd1Rxd1
25.Kxd1e6
26.Nxe6Bxa3
27.Rc7Bh5+
28.f3g5
29.Ke2Bd6
30.Rd7Bxh2
31.Nc5b6
32.Na6+Kc8
33.Rxa7Be8
34.Ke3b5
35.Kf2Be5
36.Ke2h5
37.Nc5Bd4
38.Ra8+Kc7
39.Ne6+Kb7
40.Rd8Be5
41.Kd3h4
42.Ke3Bc7
43.Nxc7Kxc7
44.Ra8Kb7
45.Rd8Kc7
46.Ra8Kb7
47.Rd8Kc7
48.Ra8h3
49.gxh3Kb7
50.Rd8Kc7
51.Ra8b4
52.Ba4Bxa4
53.Rxh8b3
54.d6+Kxd6
55.Rb8Kc5
56.Kd3Bc6
57.Rxb3Bxf3
 
Click here for 54... Kb7.
Click here for 54... Kb7.
Click here for 54... Kb7.

Monday, September 2, 2019

Black to play and win

ICC tourney 1708 (12 3), Internet Chess Club
Analysis of LarryDavidson55 (1304) vs. john2001plus (1748)
1
2
3
4
5
6
7
8
hgfedcba
-5
(black to move)
1.Nf3Nf6
2.c4c5
3.g3g6
4.b3Bg7
5.Bb2O-O
6.Bg2Nc6
7.a3d5
8.O-Odxc4
9.bxc4Bg4
10.Qc2Bxf3
11.exf3Nd4
12.Qd1Qb6
13.Bc3Rad8
14.Kh1e5
15.a4Rfe8
16.a5Qe6
17.Qa4Qf5
18.f4exf4
19.Bxb7f3
20.Bxd4Rxd4
21.Qd1Rd3
22.Ra3Red8
23.Re1Ng4
24.Rxd3Nxf2+
25.Kg1Nxd3
26.Re3Nb2
27.Qxf3Qxb1+
28.Kg2Nxc4
29.Re7Rxd2+
30.Kh3Ne5
31.Qf4Qa2
 

Sunday, August 18, 2019

White to play


Analysis
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3Nc6
2.d4d5
3.c4Nf6
4.cxd5Nxd5
5.e4Nf6
6.d5Nb8
7.Nc3e6
8.Qa4+c6
9.Bg5b5
10.Qc2b4
11.Bxf6gxf6
12.Na4cxd5
13.exd5exd5
14.Bb5+Nd7
15.O-OBe7
16.Rfd1O-O
17.Rxd5a6
18.Bd3Kg7
19.Qc1Rh8
20.Nh4h5
21.Nf5+Kf8
22.Qc6Rb8
23.Nc5Rb6
24.Qxc8Qxc8
25.Nxd7+Ke8
26.Ng7+Kd8
27.Nxb6+
 

White to play


Analysis
8
7
6
5
4
3
2
1
abcdefgh
-1
(white to move)
1.Nf3Nc6
2.d4d5
3.c4Nf6
4.cxd5Nxd5
5.e4Nf6
6.d5Nb8
7.Nc3e6
8.Qa4+c6
9.Bg5b5
10.Qc2b4
11.Bxf6gxf6
12.Na4cxd5
13.exd5Qxd5
14.Qxc8+Qd8
15.Bb5+Nd7
16.Bxd7+Ke7
17.Qc5+Kxd7
18.Rd1+Bd6
19.Rxd6+Ke8
20.Rxd8+
 
Click here for 15... Kd7.

Friday, July 12, 2019

White to play

Casual Game, https://itsyourturn.com
Analysis of John Coffey vs. dscipio
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3Nf6
2.d4d5
3.c4dxc4
4.e3c5
5.Bxc4cxd4
6.O-Oe6
7.exd4Be7
8.Nc3O-O
9.Bf4Nc6
10.Re1h6
11.Qd2Nh5
12.Be3a6
13.Bb3b5
14.Bxh6gxh6
15.Qxh6Ng7
16.Rad1Nf5
17.Qh3Bf6
18.d5exd5
19.Rxd5Qc7
20.Rxf5Bxf5
21.Qxf5Rfe8
22.Rxe8+Rxe8
23.Qxf6Qe7
24.Qg6+Kh8
25.Qh6+Kg8
26.Ne4Ne5
27.Nfg5Qe6
28.Nf6+
 
Click here for 23... Re7.

Friday, May 31, 2019

Black to play and win

Casual blitz, Greenwood Indiana Chess Club
Analysis of Reuter, Adam (1915) vs. Coffey, John (2016)
1
2
3
4
5
6
7
8
hgfedcba
-1
(black to move)
1.e4e6
2.f4d5
3.exd5exd5
4.Nf3Nf6
5.g3Bd6
6.Bg2O-O
7.O-Oc5
8.b3Nc6
9.Bb2Bg4
10.h3Bxf3
11.Qxf3d4
12.d3Nb4
13.Rf2Re8
14.Qxb7Re1+
15.Kh2Rb8
16.Qxa7g5
17.Nd2Re7
18.Qa4gxf4
19.Kg1Nxc2
20.Raf1Nh5
21.gxf4Ne3
22.Re1Nxf4
23.Bf1Re6
24.Qc6Qg5+
25.Kh1Rg6
26.Bg2Nxd3
27.Qf3Nxf2+
28.Qxf2Bg3
 

Sunday, April 14, 2019

Black to play and draw

ICC tourney 1628 (12 3), Internet Chess Club
Analysis of IAlwaysWin (1604) vs. john2001plus (1701)
1
2
3
4
5
6
7
8
hgfedcba
0
(black to move)
1.Nf3c5
2.e3Nf6
3.d4e6
4.c3d5
5.Bd3Be7
6.Nbd2O-O
7.O-Ob6
8.e4Ba6
9.Bxa6Nxa6
10.e5Nd7
11.Re1Rc8
12.Nf1cxd4
13.Qxd4Rc4
14.Qd1Nab8
15.Nd4Nc6
16.Ne3Rc5
17.Nb3Ndxe5
18.Nxc5Bxc5
19.Ng4Qh4
20.Nxe5Bxf2+
21.Kh1Bxe1
22.Nxc6Bg3
23.h3Bd6
24.Be3Qg3
25.Bg1Rc8
26.Nd4Rc4
27.Nf3g5
28.Bh2Qf2
29.Bxd6g4
30.Ng1g3
31.Qg4+Rxg4
32.hxg4Qxb2
33.Rf1Qxc3
34.Rf3Qc4
35.Bxg3Qxg4
36.Be5Qh5+
37.Bh2Kf8
38.Ne2Qg5
39.Bd6+Ke8
40.Bf4Qf5
41.Nd4Qb1+
42.Kh2Qxa2
43.Rc3Qb2
44.Rc8+Ke7
45.Rc7+Kf6
46.Nf3a5
47.Be5+Qxe5+
48.Nxe5Kxe5
49.Rb7Kd4
50.Rxb6Kc3
51.Ra6Kb4
52.Ra7a4
53.Rxf7h5
54.Rf6a3
55.Rxe6a2
56.Ra6Kb3
57.Kg3Kb2
58.Kf4a1=Q
59.Rxa1Kxa1
60.Ke5Kb2
61.Kxd5Kc3
62.Ke4Kd2
63.Kf4Ke2
64.Kg3Ke3
 

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
abcdefgh
+3
(white to move)
1.Nf3d6
2.d4g6
3.c4Bg7
4.Nc3h6
5.e4Nc6
6.Be2e5
7.Be3Nge7
8.O-OO-O
9.Qd2Kh7
10.Rfd1f5
11.dxe5dxe5
12.Qxd8Rxd8
13.Rxd8Nxd8
14.Rd1Be6
15.Nd5Bxd5
16.exd5Nf7
17.Bc5Re8
18.Bxa7e4
19.Nd4b6
20.c5Nxd5
21.Bc4Nf4
22.Bxf7Re7
23.Bc4Rd7
24.cxb6c5
25.Bb5Rxd4
26.Rxd4cxd4
27.b7Be5
28.Bxd4Ne2+
29.Bxe2
 

Thursday, February 28, 2019

What is the strongest continuation for Black?

Casual Game, https://itsyourturn.com
Analysis of Schulze vs. John Coffey
1
2
3
4
5
6
7
8
hgfedcba
+2
(black to move)
1.f4e5
2.d4exd4
3.Qxd4Nc6
4.Qe4+Be7
5.f5Nf6
6.Qf4O-O
7.Nf3d5
8.Nc3Bd6
9.Qh4Nb4
10.Kd1Bxf5
11.Bg5Bxc2+
12.Kd2d4
13.Qxd4Bg6
14.Bxf6gxf6
15.Rc1c5
16.Qc4Bxh2+
17.Ke3Bg3
18.Nh4Bh5
19.Rh3Re8+
20.Ne4Qd6
21.Rxg3+Qxg3+
22.Nf3f5
23.Kd2Rxe4
24.Qc3Rd8+
 

Saturday, February 23, 2019

What is the strongest continuation for Black?

Live Chess, Chess.com
Analysis of Gorgonops (1559) vs. john2001plus (1836)
1
2
3
4
5
6
7
8
hgfedcba
0
(black to move)
1.e4e6
2.d4d5
3.exd5exd5
4.Nf3Nf6
5.Bd3Bd6
6.O-OO-O
7.Re1Bg4
8.Bg5h6
9.Bh4g5
10.Bg3c6
11.Nbd2Bxg3
12.hxg3Nbd7
13.c3Qc7
14.Qb3Rfe8
15.Kf1b5
16.a4a6
17.axb5axb5
18.Rxa8Rxa8
19.Nh2Bh5
20.Nhf3Re8
21.Rxe8+Nxe8
22.Qc2Nd6
23.Qd1Nc4
24.Nxc4dxc4
25.Bc2Nf6
26.Qe2Nd5
27.Qe5Bxf3
28.Qxc7Nxc7
29.gxf3Kg7
30.Ke2Nd5
31.Be4h5
32.Bxd5cxd5
33.g4h4
34.Kf1f5
35.gxf5Kf6
36.Kg2Kxf5
37.Kh3Kf4
38.Kg2h3+
39.Kh2Kxf3
40.Kxh3Kxf2
41.Kg4Ke2
42.Kxg5Kd2
43.Kf5Kc2
44.Ke5Kxb2
45.Kxd5b4
46.Kxc4bxc3
47.d5c2
48.d6c1=Q+
49.Kd5Qc8
 

Friday, February 8, 2019

What is the strongest continuation for White?

Casual Game, https://itsyourturn.com
Analysis of John Coffey vs. KErrNPHX
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3Nf6
2.d4e6
3.c4Bb4+
4.Bd2Qe7
5.g3Ne4
6.e3Nxd2
7.Nbxd2c5
8.Bg2O-O
9.O-ONc6
10.d5exd5
11.cxd5Ne5
12.Nxe5Qxe5
13.Nc4Qf6
14.a3b5
15.axb4bxc4
16.bxc5Bb7
17.Qd4Qxd4
18.exd4Rfe8
19.Rfe1Rxe1+
20.Rxe1Kf8
21.Rc1Re8
22.d6Rb8
23.Bxb7Rxb7
24.d5Rxb2
25.c6dxc6
26.dxc6Ke8
27.c7Kd7
28.Rxc4Kc8
29.d7+
 

Sunday, February 3, 2019

What is the strongest continuation for White?

ICC tourney 1588 (12 3), Internet Chess Club
Analysis of john2001plus (1754) vs. SunKing007 (1290)
8
7
6
5
4
3
2
1
abcdefgh
+3
(white to move)
1.Nf3d5
2.d4Nc6
3.c4e6
4.Nc3Nf6
5.Bg5h6
6.Bxf6Qxf6
7.cxd5exd5
8.Nxd5Qd6
9.Nc3Bg4
10.e3O-O-O
11.Be2a6
12.O-Of6
13.d5Nb4
14.e4g5
15.a3Nxd5
16.exd5h5
17.Nd4Bxe2
18.Qxe2Bg7
19.Qe6+Qxe6
20.Nxe6Rd7
21.Nxg7Rxg7
22.Rfe1f5
23.Re5f4
24.Rae1Kd7
25.Ne4g4
26.Nf6+Kd6
27.b4c5
28.Re6+Kc7
29.d6+Kb8
30.Re8+Rxe8
31.Rxe8+Ka7
32.bxc5a5
33.d7Rxd7
34.Nxd7Ka6
35.a4b5
36.c6bxa4
37.Rb8a3
38.Rb6+Ka7
39.Rb7+Ka6
40.Nc5#
 

Friday, February 1, 2019

What is the strongest continuation for White?

January 2019 Member Main #1 Tournament, https://itsyourturn.com
Analysis of John Coffey vs. tiberian
8
7
6
5
4
3
2
1
abcdefgh
+3
(white to move)
1.Nf3f5
2.e4fxe4
3.Ng5Nf6
4.d3e3
5.Bxe3d5
6.d4Bf5
7.Bd3Qd7
8.O-ONc6
9.Re1h6
10.Nf3Bxd3
11.Qxd3O-O-O
12.Ne5Nxe5
13.dxe5d4
14.Bc1Ng4
15.h3h5
16.hxg4hxg4
17.Nd2Qe6
18.Nf1Qf7
19.Bd2e6
20.Re4Bc5
21.Rxg4Qh5
22.f3Rdg8
23.b4Bb6
24.a4a6
25.a5Ba7
26.b5Qxe5
27.bxa6Qd5
28.Rb1Qf5
29.Rxb7Qxd3
30.cxd3Bb8
31.Rxd4e5
32.Rdb4Kd7
33.Ne3Rd8
34.Nc4Ke6
35.a7
 

Thursday, January 24, 2019

What is the strongest continuation for White?

ICC tourney 1581 (12 3), Internet Chess Club
Analysis of john2001plus (1757) vs. gdogfunk (1336)
8
7
6
5
4
3
2
1
abcdefgh
-1
(white to move)
1.Nf3c6
2.e4d5
3.Nc3Bg4
4.h3Bxf3
5.Qxf3e6
6.exd5cxd5
7.d4Be7
8.Bd3Nf6
9.O-OO-O
10.Re1Nc6
11.Ne2Qa5
12.c3Rac8
13.Bf4Qb6
14.b4a5
15.b5Na7
16.a4Bd6
17.Rac1Ba3
18.Rc2Bd6
19.Be5Nd7
20.Nf4Nxe5
21.dxe5Bc5
22.Qg3f5
23.exf6 e.p.Rxf6
24.Nh5Bxf2+
25.Rxf2Qxf2+
26.Qxf2Rxf2
27.Kxf2Rxc3
28.Nf4Ra3
29.Rxe6g5
30.b6Nc6
31.Rxc6bxc6
32.b7Rb3
33.Bb5
CHECK!

Thursday, January 17, 2019

Black to play

Live Chess, Chess.com
the_truth_7 (1667) vs. john2001plus (1861)
1
2
3
4
5
6
7
8
hgfedcba
+3
(black to move)
1.d4Nf6
2.e3e6
3.Bd3c5
4.c3cxd4
5.exd4d5
6.f4Nc6
7.Nf3Be7
8.O-ONe4
9.Ne5O-O
10.Nd2f5
11.Ndf3Bd6
12.Qe2Bxe5
13.Nxe5Nxe5
14.fxe5Bd7
15.Be3Qh4
16.Rf3Be8
17.Rh3Qg4
18.Qf1f4
19.Be2Qg5
20.Bd2Nxd2
21.Qd1f3
22.Bf1Nxf1
23.Qxf1fxg2
24.Qxg2Qxg2+
25.Kxg2Bg6
26.Re1Be4+
27.Kg1Rf3
28.Rh4Raf8
29.Rg4h5
30.Rh4Rf8f5
31.Rhxe4dxe4
32.h4Rf5f4
 

Wednesday, January 9, 2019

What is the strongest continuation for White?

Casual Game, https://itsyourturn.com
Analysis of John Coffey vs. Travis Bickle
8
7
6
5
4
3
2
1
abcdefgh
0
(white to move)
1.Nf3d5
2.d4c5
3.c4cxd4
4.cxd5Qa5+
5.Qd2Qxd5
6.Nc3Qd8
7.Qxd4Nc6
8.Qxd8+Nxd8
9.Bf4e6
10.e4a6
11.Na4Bb4+
12.Nd2g5
13.Be5f6
14.Nb6Ra7
15.Nxc8Ra8
16.Nb6Ra7
17.Bb8Nc6
18.Bxa7Nxa7