Tuesday, April 1, 2008

Study 38

Árpád Rusz
- original -
Win
.
1.Nf6! mutual zugzwang [Thematic try: 1.Ng5? Kd6! 2.Ne4+ Kc6! mutual zugzwang 3.Nf6 Kc7 4.Ne4 Kc6 5.Nc3 Kc7 6.Nd1 Kc6 7.Ne3 Kc7 positional draw - blockade] 1...Kc6 [1...Kd6 2.Kb6 Ke5 3.Kxb7!+-] 2.Ne4 mutual zugzwang 2...Kd5 3.Nc5 Kc6 [3...Kc4 4.Nxb7+-] 4.Nd3 mutual zugzwang 4...Kd5 5.Kb6 Kc4 6.Kxb7 Kxd3 7.Kxa6 Kc4 8.Ka5 mutual zugzwang +-
.

Study 38c

V.Evreinov
Leninska Smena
(1976)
1st HM
Draw
.
1.e7 [1.Ne7? f2 2.Bxf2 gxf2 3.Kh2 f1N+ 4.Kg1 Ng3-+] 1...Re5 2.e8Q Rxe8 3.Ne7 Rxe7 4.Bd8 f2 5.Bxe7+ g5 6.Bc5 f1Q+ 7.Bg1 Qf2 8.Bxf2 gxf2 9.Kh2 f1N+ 10.Kg1 Nd2 11.Kf2 Nc4 12.Kf3 Nd6 13.Kf2 positional draw - blockade
.

Study 38b

J.Hasek
Práce
(1951)
1st HM
Draw
.
1.Ng5! hxg5 2.Bxa7 d1Q+ 3.Bg1 Qe2 4.Ba7 Qf1+ 5.Bg1 Qf2! 6.Bxf2 gxf2 7.Kh2 f1N+ 8.Kg1 Nd2 9.Kf2 Nc4 10.Kf3 Nd6 11.Kf2 positional draw - blockade
.

Study 38a

J.Drewitt
The Chess Amateur
(1917)
Draw(cooked!)
.
1.Bd2 Re2 2.Bc3 Rc2 3.Bd4 Rf2 4.Ba7 [dual 4.Bxf2!= ] 4...Rf1+ 5.Bg1 Rf2! 6.Bxf2 gxf2 7.Kh2 f1N+ 8.Kg1 Nd2 9.Kf2 Ne4+ 10.Kf3 [10.Ke3? Kg3! 11.Kxe4 Kxg2–+] 10...Nc5 11.Kf2 Nd3+ 12.Kf3 positional draw - blockade
.

Study 34b

V.Kovalenko
64-Shakmatnoe Obozrenie
(2004)
Win(cooked!)
.
1.e5 Be3! 2.g6 Bd2+ 3.b4 Bh6 4.e6 Bf8! 5.e7! [dual 5.g7! Bxg7 6.e7 Be5 7.e8R+! Bb8 8.Re3 Bd6 9.Rc3 Be5 (9...Kb8 10.Rd3+-) 10.Rc8+ Bb8 11.Rc7! Bxc7 12.bxc7 Ka7 13.c8N++-] 5...Bxe7! 6.g7 Bd6 7.g8R+! [7.g8Q+? Bb8 8.Qxg4 Bxg3! 9.Qc8+ (9.Qxg3 stalemate) 9...Bb8 10.Qc7 Bxc7 11.bxc7 Ka7! 12.c8N+ Kb8 13.Ne7 Kc7! 14.Nd5+ Kc6 15.Ne7+ Kc7 positional draw] 7...Bb8 8.Rxg4 +-
.

Study 34a

P.Faragó
L'Italia Schacchistica
(1932)
Win
.
1.e7 Bc3+! 2.b4 Be5! 3.e8R+!! Bb8 4.Re2 Bd6 5.Rc2 Be5 6.Rc8+ Bb8 7.Rc7! Bxc7 8.bxc7 Ka7 9.c8N+! +-
.

Monday, March 24, 2008

Studies with Indian Theme

Indian 1 Indian 2 Indian 3 Indian 4 Indian 5 Indian 6 Indian 7 Indian 8 Indian 9 Indian 10
Download Indian.pgn (126 studies)
.
A book scanned by Siegfried Hornecker: Kohtz und Kockelkorn-Das Indische Problem.pdf

Study 37 + Indian 10

Árpád Rusz
- original -
Win
.
1.Bf3! [1.Bd5? f3!=] 1...g2+ [1...h2 2.Bd5! f3 3.Bxa2! Kxa2 4.Rd5! Kb2 5.Rd3! f2 6.Rd1+-] 2.Kh2! g1Q+ 3.Kxg1 h2+ 4.Kf1! [4.Kxh2? stalemate] 4...h1Q+ 5.Bxh1 f3 6.Rb8! mutual zugzwang 6...f2 7.Bb7! Indian 7...Kb2 8.Bd5+ +-

Indian 9

A.Kopnin
Druzji Ty
(1979)
1st Pr.
Win
.
1.Rd1+ Bc1 2.Bc6
a.2...Nxd4 3.Be4+ Nc2 4.Bh7! c6 5.Kg6! Indian 5...Nb4 6.Kf6+ Nc2 7.Kf5 Nb4 8.Ke5+ Nc2 9.Ke4 Nb4 10.Kd4+ Nc2+ 11.Kd3 Ne1+ 12.Ke2+ Nc2 13.Rd3 +-
b.2...Nb4 3.Be4+ Nc2 4.Rh1! c6 5.Bg1! Indian 5...Bd2 6.Bf2+ Bc1 7.Be1+-

Indian 8

V.Tjavlovski
Shakhmaty v SSSR
(1966)
1st HM
Win
.
1.Kc3
a.1...d5 2.Nf7 g3 3.Ne5 [minor dual 3.Ng5 ] 3...g2 4.Nf3 d4+ 5.Kc2 Ka1 6.Kb3 a2 7.Ka3 g1Q 8.Nxg1 d3 9.Kb3 d2 10.Bc2 d1Q 11.Bxd1 Kb1 12.Ne2 a1Q 13.Bc2#
b.1...g3 2.Be4 g2 3.Bxg2 d5 4.Bxd5+ Kb1 5.Be4+ Ka1 6.Bh7! a2 7.Ng6! Indian 7...Kb1 8.Nf4+ [minor dual 8.Ne5+ ] 8...Ka1 9.Nd3+-

Indian 7

V.Bron
Lelo
(1962)
5th HM
Win
.
1.Kf3 g2! 2.Ra1!! bxa4 3.Bb7 d3! [3...dxc3 4.Bc8 c2 5.Bh3 c1Q 6.Bxg2#] 4.Ba6! d2 5.Be2 d1Q 6.Bxd1 Bxf2 7.Bc2+ Bg1 [7...g1Q 8.Be4! Qe1! 9.Rxe1+ Bxe1 10.Ke2+ Kg1 11.Kxe1+-; 7...g1N+ 8.Kg4! Kg2 9.Be4++-] 8.Bb1! Indian 8...Be3 9.Be4+ Bg1 10.Rf1 gxf1Q+ 11.Kg3+ Qg2+ 12.Bxg2#

Indian 6

T.Kok
Tijdschrift v.d. KNSB
(1941)
1st Pr.
Win
.
1.Ra4+ Kb1 2.Kd2 Bg5+ 3.Kd1 Bc1! Kling 4.Ra8! d2 5.Na7! Indian [5.Nb6? stalemate with blocked B] 5...Ka2 6.Nb5+ Kb3 7.Na3 +-

Indian 5

V.Bron
Shakhmaty v SSSR
(1940)
sp.HM
Win
.
1.Bf3 d2+ 2.Kd1 Qe4 3.Bxe4 fxe4 4.Rg8! h3 5.Bg7! Indian 5...Kg2 6.Be5+ Kh1 7.Bg3! Kg2 8.Bf4+ Kh1 9.Bg5! Kg2 10.Bxe3+ Kf1 11.Rf8+ Kg2 12.Rf2+ Kg3 13.Rxh2 +-

Indian 4

A.Kakovin
Shakhist
(1938)
Win
.
1.Bb8! h4 2.Kc7 Kg1 3.Ba7+ Kg2 4.Kb6! Indian 4...Kg1 5.Kb5+ Kg2 6.Kc5 Kg1 7.Kc4+ Kg2 8.Kd4 Kg1 9.Kd3+ Kg2 10.Ke3 Kg1 11.Ke2+ Kg2 12.Bf2! gxf2 13.Rg8#

Indian 3

L.Salkind
64
(1928)
1st Pr.
Win
.
1.Bd2! b2 [1...Kb2 2.Bc3+ Kc1 3.Bc4+-] 2.Bh7!! b1Q 3.Bc3+ Qb2 4.Ng6! Indian 4...Kb1 [4...Qxc3+ 5.Kxc3 Kb1 6.Nf4+ (6.Ne5+) 6...Ka1 7.Nd3+-] 5.Ne5+ [5.Nf4+? Qc2 6.Bxc2+ Kxc2=] 5...Ka1 [5...Qc2 6.Bxc2+ Kxc2 7.Nc4 Kb1 8.Na3++-] 6.Nd3 Qxc3+ 7.Kxc3 +-

Indian 2

J.Behting
Latvia Ty
(1927)
Win
.
1.Rf1! g3 2.Nf5 Kg2 3.Ne3+ Kh1 4.Rc1! Switchback 4...g2 5.Nd1! Indian 5...Ne2 6.Nf2#

Indian 1

A.Troitzky
Deutsche Schachzeitung
(1909)
Win
.
1.Nc2+ Kb1 2.Na3+ Ka1 3.Bh6! a4 4.Ke7! Nd3 5.Bg7+ Nb2 6.Kf6! Indian 6...Nd3 7.Kf5+ [minor dual 7.Ke6+ ] 7...Nb2 8.Ke5 Nd3+ 9.Ke4+ [minor dual 9.Kd5+ ] 9...Nb2 10.Kd4 Nd1 11.Kd3+ [minor dual 11.Kc4+ ] 11...Nb2+ 12.Kc3 +-

Tuesday, March 18, 2008

Videos about chess studies

Studies commented by GM Alexandra Kosteniuk:
U.Firdusi, Satrang Nama-i Kabir, ~1500
G.Polerio, L'Elegantia... de' Scacchi, 1590
Ph.Stamma, Essai sur le Jeu des échecs, 1737
Saavedra & Barbier, Glasgow Weekly Citizen, 1895
A.Troitzky, Shakhmaty Zjurnal, 1898
H.Rinck, Deutsche Schachzeitung, 1903
A.Troitzky, Deutsche Schachzeitung, 1910
A.Kraemer, Deutsche Tageszeitung, 1922
H.Rinck, El Noticiero, 1926
L.Kubbel, Leningradskaja Pravda, 1927
L.Kubbel, 64, 1927, 3rd prize
N.Grigoriev, Shakhmatny Listok, 1930, 1st hm
V.Korolkov, 64, 1937, 1st/2nd prize
J.Szulc, Ceské Slovo,1941
V.Tsjechover, Parna Ty Bull, 1947
N.Ryabinin, 64-Shakmatnoe Obozrenie, 1989, 1st prize

Studies commented by Siegfried Hornecker:
Ernest Pogosyants, Pravda Severa 1969 {tt}, 1st prize
Vladimir Bron, Rustaveli MT 1967, 3rd special prize
Aloni & Hoch, Thémes-64, 1981, 1st/2nd prize

Yonachan Afek explaning one of his studies:
wKa5,Bg8,Rf8,h8,Pc6,e6,f7/bKa7,Qf3 +-

Saturday, March 15, 2008

Studies with Pickaninny Theme

Pickaninny 1 Pickaninny 2 Pickaninny 3
Download Pickaninny.pgn

Studies with Bristol Theme

Selected studies with Bristol Theme:
Bristol 1 Bristol 2 Bristol 3 Bristol 4 Bristol 5 Bristol 6 Bristol 7 Bristol 8 Bristol 9 Bristol10 Bristol 11 Bristol 12 Bristol 13 Bristol 14 Bristol 15 Bristol 16 Bristol 17 Bristol 18 Bristol 19
Download Bristol.pgn (88 studies)

Thursday, March 13, 2008

Studies with Nowotny Theme

Some selected studies with Nowotny:
Nowotny 1 Nowotny 2 Nowotny 3 Nowotny 4 Nowotny 5 Nowotny 6 Nowotny 7 Nowotny 8 Nowotny 9 Nowotny 10 Nowotny 11 Nowotny 12 Nowotny 13 Nowotny 14 Nowotny 15 Nowotny 16 Nowotny 17 Nowotny 18
Download Nowotny1.pgn (398 studies)

Nowotny 18

E.Dobrescu
Shakhmaty v SSSR
(1982)
1/2.Pr.
- correction -
Draw(BTM)
.
1...Nc5+ 2.Kd2 Rb2+ 3.Kc1 [3.Kd1? Be3 4.Rh7+ Kg6 5.Rg7+ Kh6–+] 3...Rc2+ 4.Kb1 Ne4 5.Rh7+ [5.c8Q? Nd2+–+] 5...Kg6 6.Rg7+! [6.Rd7? Bd4!–+ Nowotny] 6...Kh5 7.Rh7+ Kg6 8.Rg7+ Kh6 9.Rd7 Bd4! Nowotny 10.Bf4+ Kh5 [10...Kg6 11.Rd6+ Kf7 12.Rd7+ Ke6 13.Rd6+ Nxd6 14.Bxd6 Kd7 15.cxd4=] 11.Rh7+ Kg6 12.Rh6+! [12.Rh3? Be3! Nowotny 13.Rg3+ Kf7!–+] 12...Kf7 13.Rh7+ Kg6 14.Rh6+ Kg7 15.Rh3 Be3! Nowotny 16.Be5+ Kf7 17.Rh7+ Kg6 18.Rg7+ Kh5 19.Rh7+ Kg6 20.Rg7+ Kh6 21.Rd7 Bd4! 22.Bf4+ positional draw - perpetual Nowotny

Nowotny 17

P.Benkő
Magyar Sakkélet
(1977)
1st Pr.
Win
.
1.e7! [1.g7? Rg3! (1...Rd8? 2.Rd6! Rg8 3.Rxd1 Rxg7 4.Rd7+ Rxd7 5.exd7+-) 2.e7 Bh5 3.Rg6! Nowotny 3...Rxg6! (3...Bxg6? 4.Kf2+-) 4.e8Q Rf6+ 5.Ke1 (5.Kg1 Bxe8 6.g8Q Rg6+=) 5...Bxe8 6.g8Q echo 6...Bd7! 7.Qd5 (7.Qd8 Re6+ 8.Kf2 Bc6 9.Qc7+ Bb7=) 7...Re6+ 8.Kd2 Bc8=; 1.Rc7+? Kb6=] 1...Re3 2.g7 Bb3 3.Rc7+! [3.Re6? Nowotny 3...Rxe6! (3...Bxe6? 4.Kf2+-; or 3...Bc4+ 4.Kf2 Rxe6) 4.g8Q Bc4+! 5.Kf2 Re2+ 6.Kf3 Bxg8=] 3...Ka6 [3...Kb6 4.Rc3!+-] 4.Kf2! Re4 5.Rc6+ [5.Kf3?! Re1 6.Kf4? Kb6 7.Rc3 Bf7=] 5...Ka5 [5...Kb5 6.Re6! Nowotny (6.Rc3? Bf7! 7.Re3 Rg4 8.Rg3 Re4 9.Re3 Rg4) 6...Rxe6 (6...Bxe6 7.e8Q++-) 7.g8Q+-] 6.Re6! Nowotny 6...Rxe6 [6...Bxe6 7.e8Q+-] 7.g8Q Rf6+ 8.Kg1! [8.Ke3? Bxg8 9.e8Q Re6+=; 8.Kg3? Bxg8 9.e8Q Rf1! 10.Kg2 Bc4=; 8.Kg2? Bxg8 9.e8Q Bd5+=] 8...Bxg8 9.e8Q +- echo

Nowotny 16a

G.Kasparian
Shakhmaty v SSSR
(1959)
1st Pr.
Draw(cooked!)
.
1.c7 Re4+! [1...Rc4 2.Bc5 Rxc5 3.e7 Re5+ 4.Kd2=] 2.Kd2! [dual 2.Kf3! Rc4 3.Nd2! a1Q 4.Nxc4! Qd1+ 5.Kxg2 Qg4+ 6.Kh1 Be4+ 7.f3 Bxf3+ 8.Nxf3 Qxf3+ 9.Kxg1=] 2...Rc4 3.Bc5! Rc2+! [3...Rxc5 4.e7=] 4.Kd1! Rxc5 5.e7 Bc2+ 6.Kd2!! [6.Ke2? Ba4 7.Rc6! Bb5+! 8.Kd2 Rd5+–+] 6...Ba4 7.Rc6! Nowotny 7...Rd5+ 8.Ke2 [8.Ke3? Bxf2+!–+] 8...Bd1+ 9.Ke3 [minor dual 9.Ke1 ] 9...Re5+ 10.Kd2 Bg4 11.Re6! Nowotny 11...Rd5+ 12.Kc2! [12.Ke3? Bxf2+ 13.Kf4 Rd4+–+] 12...Bd1+ 13.Kc1 Rc5+ 14.Kd2 Ba4 15.Rc6! Nowotny 15...Rd5+ 16.Ke2 positional draw - perpetual Nowotny

Wednesday, March 12, 2008

Nowotny 16

G.Kasparian
Shakhmaty v SSSR
(1959)
1st Pr.
- correction by A.Rusz (2008) -
Draw
.
1.c7 Rc4 2.Bc5! Rc2+! [2...Rxc5 3.e7=] 3.Kd1! Rxc5 4.e7 Bc2+ 5.Kd2! [5.Ke2? Ba4 6.Rc6! Bb5+! 7.Kd2 Rd5+–+] 5...Ba4 6.Rc6! Nowotny 6...Rd5+ 7.Ke2 [7.Ke3? Bxf2+!–+] 7...Bd1+ 8.Ke3 [minor dual 8.Ke1 ] 8...Re5+ 9.Kd2 Bg4 10.Re6! Nowotny 10...Rd5+ 11.Kc2! [11.Ke3? Bxf2+ 12.Kf4 Rd4+–+] 11...Bd1+ 12.Kc1 Rc5+ 13.Kd2 Ba4 14.Rc6! Nowotny 14...Rd5+ 15.Ke2 positional draw - perpetual Nowotny

Nowotny 15

L.Zoltán
Magyar Sakkélet
(1958)
1st Pr.
Win
.
1.c7 [1.e7? Re5=] 1...Rc5 2.e7 Bb5 3.Rc6! Nowotny 3...Re5+ [3...Nd3+ 4.Kf1 Nc1+ 5.d3! g2+! 6.Kf2! Nxd3+ 7.Kg1+-] 4.Kd1 Be2+ [4...Ba4+ 5.b3!+-] 5.Kxc1 [5.Kc2? Bg4! (5...Bd3+? 6.Kc3 Bf5 7.Re6! Rc5+ 8.Kb4 Nd3+ 9.Ka4 Nxb2+ 10.Ka3 Nc4+ 11.Kb4+-) 6.c8Q+ Bxc8 7.Rxc8+ Kg7 8.Rc7 Kg8 (8...Kh8) 9.Rc8+ Kg7 positional draw] 5...Bg4 6.Re6! Nowotny 6...Rc5+ 7.Kb1 Bf5+ 8.d3! Bxd3+ 9.Ka2 Bb5 10.Rc6! Nowotny 10...Bxc6 [10...Rxc6 11.e8Q++-] 11.c8Q+ +-

Nowotny 14

A.Kazantsev
Tschigorin MT
(1949)
1st Pr.
Draw
.
1.Nc2 Bg7 2.c7 Rc6 3.a7 Rxc2 4.Bd2 a2 5.a8Q a1Q+ 6.Qxa1 Bxa1 7.c8Q+ Rxc8 8.Bc3! Nowotny 8...Rb8 [8...Bxc3 9.g7 Bxg7 10.h8Q+ Bxh8 stalemate] 9.Bb2! Nowotny [9.h8Q+? Rxh8 10.Bxh8 f3! 11.Bd4 Bxd4 12.g7 f2–+] 9...Re8 10.Be5! Nowotny 10...Rd8 11.Bd4! positional draw - perpetual Nowotny

Nowotny 13

M.Gohn
Revista de Romana de Sah
(1947)
1st Pr.
Win
.
1.f3+ Kg5 2.c7! Rc5 3.e7 Ba4 4.Nd4 Rc1 [4...Rxc7 5.Ne6+ Kf5 6.Nxc7+-] 5.Nc6! Nowotny 5...Bxc6 [5...Rxc6 6.e8Q+-] 6.c8Q +-
.
.....1...Kh4 2.e7 Re5 3.c7 Bf5 4.Nxf4 Re1 [4...Rxe7 5.Nxg6++-] 5.Ne6! Nowotny [5.g4? Rxe7 6.Nxg6+ Bxg6 7.c8Q Re2+=] 5...Rxe6 [5...Bxe6 6.e8Q+-] 6.c8Q+-

Nowotny 12

K.Arnstam
Schackvärlden
(1941)
3rd comm.
Win
.
1.e7 Re3 [1...Ba4 2.dxc7 Rc3 3.Nc6! Nowotny 3...Bxc6 (3...Rxc6 4.e8Q++-) 4.c8Q+-] 2.dxc7 Bg4 3.Ne6! Nowotny 3...Rxe6 [3...Bxe6 4.e8Q++-] 4.c8Q Rxe7 5.Qc5+ +-

Nowotny 11

G. Van Altena
De Schaakwereld
(1940)
Win
.
1.Rb8 d2 2.Ba4 Bb3! Nowotny 3.Bxb3! b1Q 4.Bd5+ Kh2! 5.Rh8+! [5.Rxb1? d1Q+ 6.Rxd1 stalemate] 5...Kg1 6.Rh1+ Kf2 7.Rxb1 +-

Nowotny 10

A.Shapovalov
WLKSM-20 JT
(1938)
2nd Pr.
Win



Nowotny 9

T.Kok
Avondpost
(1935)
Win
.
1.Nc3! Nowotny 1...Rxc3 [1...Bxc3 2.Nc5+!+-] 2.Ne5+! Ke2 3.h7 Rxc7 4.h8Q +-

Nowotny 8

M.Liburkin
64
(1935)
Draw
.
1.h8Q Bb2+ 2.Kc5 Rg5+ 3.Be5! Nowotny 3...Rxe5+ 4.Kb4 Re4+ 5.d4! Nowotny 5...Rxd4+ 6.Qxd4 Bxd4 stalemate

Nowotny 7

A.Troitzky
64
(1934)
3.Pr
Win
.
1.a7 Bc4+ 2.Ka1! Bd5 3.Nf6 Ra4+ critical move 4.Kb2 Bxg2 critical move 5.Ne4! Nowotny 5...Bxe4 [5...Rxe4 6.a8Q++-] 6.h7 Bxh7 7.a8Q+ +-

Nowotny 6

Z.Birnov
64
(1929)
Draw
.
1.f7 Rf4 2.d7 Bh4 3.Nf6! Nowotny [3.Kxa6? Kd5 4.Kb7 Rxf7 5.Kc8 Rf8 6.d8Q+ Bxd8 7.Kxd8 Ke6–+] 3...Rxf6 4.d8Q Rxf7+ 5.Kxa6 Bxd8 stalemate

Nowotny 5

A.Guljajev
Magyar Sakkvilág
(1926)
Win
.
1.f7 Ba3 2.h6 Ra6 [2...Ra5 3.Bc5! Nowotny 3...Bxc5 (3...Rxc5 4.f8Q++-) 4.h7+-; 2...Rc4 3.Bc5! Nowotny 3...Bxc5 (3...Rxc5 4.f8Q++-) 4.h7+-] 3.Bg3+ Ke4 4.Bd6! Nowotny 4...Bxd6 [4...Rxd6 5.f8Q+-] 5.h7+-

Tuesday, March 11, 2008

Nowotny 4

F.Sackmann
Deutsche Schachblätter
(1910)
Win
.
1.d7 Rd3 2.Nd4! Nowotny 2...Rxd4 [2...Bxd4 3.d8Q++-] 3.a7 Bg2! 4.Nd5! Nowotny 4...Rxd5 [4...Bxd5 5.d8Q++-] 5.a8Q+ +-

Nowotny 3

F.Sackmann
Deutsche Nachrichten
(1910)
Win
.
1.a7 Bf3 2.Ne4! Nowotny [2.dxc7? Re8=] 2...Bxe4 [2...Rxe4 3.a8Q++-] 3.dxc7 Rc1 4.Nc6! Nowotny 4...Bxc6 [4...Rxc6 5.a8Q++-] 5.c8Q+ +-

Nowotny 2

C.Behting
Deutsches Wochenschach
(1908)
Win
.
1.Rh3!! Rxh3 critical move [1...Ra4 2.Nb3#] 2.f3! [2.Bd3? Rh1+–+] 2...Rxf3 3.Bd3! Nowotny 3...Rxd3 [3...Bxd3 4.Nb3#] 4.Nc2#

Nowotny 1

H.Rinck
Deutsche Schachzeitung
(1906)
Win
.
1.a7 Bg2 2.d7 Rd2 3.Bd5! Nowotny 3...Rxd5 [3...Bxd5 4.d8Q+-] 4.a8Q +-

Study 36a

I.Monastirskii
64-Shakmatnoe Obozrenie
(2000)
Win(cooked!)
.
1.e7 with duals 1...Re3 2.Be5! Nowotny [dual 2.Bc5!+- ] 2...Bxe5 3.e8N! Rh3 4.f6 Rxh5 5.f7 Rf5 6.Nf6! Nowotny 6...Rxf6 [6...Bxf6 7.f8Q+-] 7.h8Q Rb6+ 8.Ka4 Bxh8 9.f8Q +- [but 9.f8Q Rc6!? 10.Qxh8 Rxc4+ =]

Study 36

Árpád Rusz
- original -
after I.Monastirskii
Win
.
1.Ne5! Nowotny [1.h8Q? Bxh8 2.Nxh8 Rxe7 3.f6 Rh7=] 1...Bxe5 2.e8N! Phoenix [2.e8Q? Bd6+–+] 2...Rh3 [2...Bh8 3.Nc7+ Ka5 4.b4+ Kb6 5.Nd5++-] 3.f6 Rxh5 4.f7 Rf5 5.Nf6! Nowotny 5...Bxf6 [5...Rxf6 6.h8Q+-] 6.f8Q +-

Study 35

Árpád Rusz
Оlimpiya Dunyasi
(2008)
Win
.
1.Rf8 Ne7 2.Rxf5+! [2.c8Q?? Na6#] 2...c5 [2...Ka4 3.Rf4+-; 2...Kb6 3.c8N+!+-] 3.Rxc5+! Kxc5 4.c8Q+ Nbc6+ 5.Qxc6+! [5.Kc7? Nd5+ 6.Kd7 Nf6+ 7.Kc7 Nd5+ perpetual check] 5...Kxc6 6.c3!! mutual zugzwang [6.c4? Kd6 (6...Kb6) 7.c5+ Kc6 stalemate] 6...Kd6 7.c4 Nc6+ [7...Kc6 8.c5+- mutual zugzwang - virtual stalemate] 8.Kc8 Nxa7+ 9.Kd8 Nc6+ 10.Ke8 Kxe6 11.c5 mutual zugzwang 11...Nb8 [11...Kd5 12.b8Q+-] 12.Kd8 Kd5 13.Kc8! [13.Kc7? Na6+ 14.Kb6 Nb8 15.Kc7 Na6+ positional draw] 13...Kxc5 14.Kxb8 Switchback 14...Kb6 15.Kc8 +-

Sunday, March 9, 2008

Study 34

The following study features a new romantic theme ("minor capture"):
.
Árpád Rusz
- original -
Draw(BTM)
.
1...Bb3+ 2.Nxb3! [2.Ka1? Rxe1–+] 2...cxb3+ 3.Ka1 Rxc7 4.exd6! [4.Rxe8? Nxe8–+; 4.Rxc7? Nc4!–+] 4...Rfxe7! [4...Rcxe7 5.dxe7! Qxe7! 6.Rf1!! catching the rook 6...Rxf1 stalemate; 4...Qxe7 5.dxe7=] 5.Rxe7! [5.dxe7? Qxe7!! 6.Rxe7 Rxe7–+] 5...Qxe7!!
.
6.dxc7!!
.
[6.dxe7? Rxe7 7.Bd3 Rc7 8.Be4 Rc1+ 9.Bb1 Rc2 10.Bxc2 bxc2 11.Ka2 c1N+–+] 6...Qxc7 7.Bxh7! Qc1+ [7...Qxh7 stalemate] 8.Bb1 Qxh6 9.Bd3 Qc1+ 10.Bb1 Qc2! 11.Bxc2 bxc2 12.Ka2 c1N+ 13.Kb1 Ne2 14.Kc2 Nf4 15.Kc3 Ne6 16.Kc2 mutual zugzwang 16...Nd8 17.Kc3 Nc6 18.Kc2 mutual zugzwang 18...Ne7 19.Kc3 Nf5 20.Kc2 positional draw - blockade

Friday, March 7, 2008

Studies with Banny Theme

It is possible to show the Banny Theme in a study?
Banny 1 Banny 2 Banny 3 Banny 4
Banny.pgn

Banny 4

A.Gillberg
Springaren
(1986)
3rd Pr.
Win

.
1.Re1! [1.Re4+? Rxe4 2.fxe4 Nb3 3.e7 Nc5 4.e5! Ne6! 5.Kf7 (5.Kd7 Ng7=) 5...Nc7=; 1.e7? Kxe3=] 1...Nc2 2.Re4+ [2.e7? Nxe1=] 2...Rxe4 3.fxe4 Ne3 [3...Nb4 4.Kd7 Nd3 5.e7 Nc5+ 6.Kc6+-] and now the Banny Theme:
.
4.Kf7? (A) Nc4 (a) 5.e7 Nd6+ =
4.Kd7? (B) Ng4 (b) 5.e7 Nf6+ =
4.e7! Nc4 (a) 5.Kd7 (B) +-
4...Ng4 (b) 5.Kf7 (A) +-

Banny 3

V.Kovalenko
Themes-64
(1985)
2nd Pr.
Win
.
1.Kc8? (A) f4! (a) 2.d6 f3 3.d7 f2 4.d8Q f1Q 5.Qa5+ Qa6=
1.Kc7? (B) g4! (b) 2.d6 g3 3.d7 g2 4.d8Q g1Q 5.Qb8+ Ka6=
1.d6! f4 (a) 2.Kc7! (B) f3 3.d7 f2 4.d8Q f1Q 5.Qd4+ Ka8 6.Qa4+ Qa6 7.Qe8+ Ka7 8.Qb8#
1...g4 (b) 2.Kc8! (A) g3 3.d7 g2 4.d8Q g1Q 5.Qa5#

Banny 2

M.Vukcevich
Problem
(1962)
5th comm.
Win
1.Kg8? (A) Kg2! (a) =
1.Kg7? (B) Kg1! (b) =
1.h7! Kg2 (a) 2.Kg7! (B) h2 3.h8Q h1Q 4.Qa8+ Kg1 5.Qa7+ +-
1...Kg1 (b) 2.Kg8! (A) h2 3.h8Q h1Q 4.Qd4++-

Bristol 19

Árpád Rusz
Josten-65 JT
(2002-03)
-after D.Gurgenidze-
Draw

The white knight always has two choices and every time only one is correct!
.
The first thematic try: 1.Nc6+? Rxc6 2.Bxc6 h2 3.Kg6 b5–+
1.Nb7+! Kc7 2.Kxg6 Kb8
The second thematic try: 3.Nd6? Kxa8 4.Nf5 b5! 5.Ng3 b4 6.Kf5 b3–+
3.Nc5!! Kxa8 [3...bxc5 4.Be4=]
The third thematic try: 4.Ne4? b5 5.Kf5 b4 6.Nf2 b3!–+
4.Nd3! b5 5.Kf5 b4 6.Ke4! pseudo-Bristol 6...b3 [6...h2 7.Nf2 b3 8.Kd3=] 7.Kf3= (Réti manoeuvre)
The knight had the Nf5-e4-d3 pseudo-manoeuvre to allow Kg6-f5-e4!
.
The full solution of this study can be found here .

Thursday, March 6, 2008

Bristol 18

D.Gurgenidze
Bull. Central Chess Club USSR
(1982)
4.hm
Draw
.
1.b8Q+ Qxb8 [1...Rxb8 2.Rac2+ Kd7 3.Rcd2+ Ke7 4.Kd5+ (dual 4.Kd4+ Kd6 5.Kc3+=) 4...Kd7 5.Ke5+ Ke7 6.Kd5+ perpetual check] 2.Reb2! Re8+ 3.Kf4 Rf8+ 4.Kg3 Rg8+ 5.Kh2 Rh8+ 6.Kg1 Qg8+ 7.Rg2= (pseudo-Bristol)

Bristol 17

F.Bondarenko
L'Italia Schacchistica
(1962)
Win
.
1.g5! hxg5 2.b4! g4 3.b5 g3 4.b6 gxh2 5.Rb5! h6 6.Rg5 hxg5 7.b7 g4 8.b8Q g3 9.Qb5# (pseudo-Bristol)

Bristol 16

S.Isenegger
National Zeitung
(1940)
Win
.
1.b7 d2 2.Bh8!! d1Q 3.b8Q+ Kc2 4.Qb2+ Kd3 5.Qc3+ Ke4 6.Qe3+ Kf5 7.Qe5+ Kg6 8.Qf6+ Kh7 9.Qg7# (pseudo-Bristol)

Bristol 15

T.Kok
Tijdschrift v.d. KNSB
(1939)
Win
.
1.Kd4! [1.Bxa7? stalemate] 1...a6 2.Ba7! Kg1 3.Kd5+ [minor dual 3.Kc4+ ] 3...Kh1 4.Kc5 Kg1 5.Kc6+ Kh1 6.Kb6 Kg1 7.Kxa6+ Kh1 8.Kb6 Kg1 9.Kb5+ [minor dual 9.Kc6+ ] 9...Kh1 10.Kc5 Kg1 11.Kc4+ [minor dual 11.Kd5+ ] 11...Kh1 12.Kd4 Kg1 13.Kd3+ Kh1 14.Bb8 Kg1 15.Ke2 h1Q 16.Ba7+ Kh2 17.Bf1 Kg3 18.Bf2+ Kh2 19.a6 +- (pseudo-Bristol)

Bristol 14

S.Didukh
Avni-50 JT (EG)
(2005)
4.hm
Win
.
1.Bd5+! [Thematic try: 1.Kb3? Nxf7 2.h8Q Nxh8 3.Bxh8 Bg3 4.h7 h4 5.Ba1 h3 6.h8Q h2 7.Qb2+ Bf2 8.Qg7+ Bg3 9.Be5 h1Q 10.Qxg3+ Kf1=] 1...cxd5 2.Kb3! Nf7 3.h8Q Nxh8 4.Bxh8 Bg3 5.h7 [minor dual 5.Ba1 h4 6.h7] 5...h4 6.Ba1! h3 7.h8Q h2 8.Qb2+ Bf2 9.Qg7+ Bg3 10.Be5 h1Q 11.Qxg3+ Kf1 12.Bd4 Qg2 13.Qe3 Qd2! 14.Qf3+ [14.Qxd2? stalemate] 14...Ke1 15.Bc3 +-

Bristol 13

V.Kozirev
Molodoj Leninets (Kurgan)
(1976)
1.hm
Win
.
1.Ba1! Be3+ 2.Kb5! Bd4! [2...d2 3.h8Q d1Q 4.Qc3+ Kb1 5.Qb2#] 3.Bxd4 d2 4.h8Q d1Q 5.Qc8+ Kb1 [5...Kd3 6.Qc3+ Ke4 7.Qe3+ Kd5 8.Qe5#] 6.Qc3 Qe2+ 7.Ka5 f4 8.Be5 Qa2+ 9.Kb4 f3 10.Qe1+ Kc2 11.Qe4+ Kd1 12.Bc3 Qg2 13.Kb3 +-

Bristol 12 + Banny 1

F.Peterson
Tidskrift för Schack
(1954)
Win
.
1.Bf3? (A) a3! (a) 2.a7 a2 3.a8Q a1Q 4.Qe4+ Kg3 5.Qg4+ Kf2 6.Qg2+ Ke3=;
1.Bg2? (B) c3! (b) (or 1...cxd3 ) 2.a7 c2 3.a8Q c1Q 4.Qe4+ Kg3 5.Qf3+ Kh2 6.Qh3+ Kg1 7.Qh1+ Kf2=
1.a7! a3 (a) 2.Bg2! (B) a2 3.a8Q a1Q 4.Qe4+ Kg3 5.Qf3+ echo 5...Kh2 6.Qh3+ Kg1 7.Qh1+ +- and
1...c3 (b) 2.Bf3! (A) c2 3.a8Q c1Q 4.Qe4+ echo 4...Kg3 5.Qg4+ Kf2 6.Qg2+ Ke3 7.Qxg5+ +-

Bristol 11

G.Fuchs
La Stratégie
(1934)
Win
.
1.Kg1 h2+ 2.Kh1 Nc1 3.Ra8! Ne2 4.h8Q Kh3 5.Qb8 +-

Bristol 10

A.Guljajev
Troitzky Ty
Zadatschy & Etudjy
(1929)
3.hm
Win
.
1.Rh8! g1Q 2.a8Q+ Ba3 3.Qg8+ Ka1 4.Rh1! Qxh1 5.Qxg7+ Ka2 6.Qf7+ Ka1 7.Qf6+ Ka2 8.Qe6+ Ka1 9.Qe5+ Ka2 10.Qd5+ Ka1 11.Qd4+ Ka2 12.Qc4+ Ka1 13.Qc3+ Ka2 14.Qb3+ Ka1 15.Qxa3#

Saturday, March 1, 2008

Bristol 9

M.Gordian & N.Rezvov
Simkovitch–100 JT
(1995)
sp. Comm.
Win
.
1.Kd1 b4 [1...Rc4 2.dxc4 Ra4 3.Bc3++-] 2.Bd2 f5 3.Ke1 f4 4.Kf1 h5 5.Kg1! h4 6.Rf1! h3 7.Be1 Kxa1 8.Bc3# (pseudo-Bristol + Indian)

Bristol 8

A.Kazantsev
Shakhmaty v SSSR
(1950)
2nd Pr.
Win
.
1.Bh8!! Kb7 2.Kb2 Bxd3 3.Kc3 Bf5 4.Kd4 Kc6 5.Ke5 Kd7 6.Kf6 Ke8 7.Kg7! e5 8.h6 e4 9.h7 e3 10.Kh6 e2 11.Bc3 +- (pseudo-Bristol)

Bristol 7

F.Bondarenko
Erevan Ty
(1947)
1st HM
Win
.
1.a7! mutual zugzwang [1.Kd1? Kb8 2.a7+ Kb7! mutual zugzwang 3.Kc1 Ka8 4.Kb1 Kb7 5.Ka1 Ka8 mutual zugzwang] 1...Kb7 2.Kd1 Ka8 3.Kc1 Kb7 4.Kb1 Ka8 5.Ka1! mutual zugzwang 5...Kb7 6.Qb1+ +- (pseudo-Bristol)

Bristol 6

F.Simkovitch
Shakhmaty v SSSR
(1938)
Draw
.
1.Bb7! Turton [1.Bc6? a1Q 2.Qd5 Qa7! 3.Qh1 Qg7+ 4.Bg2 Be5!–+] 1...a1Q 2.Qd5 Bh8! Bristol 3.Qh1 Qg7+ 4.Bg2 Qg8 stalemate [4...Qf7? 5.Bf3! Qg6+ 6.Bg4+-]

Bristol 5

G.Costeff
Die Schwalbe
(2001)
1st Pr.
Draw
.
1.Rac8+ Kb7 2.Rb8+ Kc6 3.b5+ Kc5 [3...Kc7 4.Rbc8+ Kb7 5.Rb8+ Kc7 6.Rbc8+ perpetual check] 4.Rbc8+ Nc7! 5.Rxc7+ Kd5 6.Bf7+ e6 7.Bxg8 Bxg8 8.Rec8! Ba1! 9.Rc1! Qb2 10.R8c2! Qh8 11.Rc8! Bg7 12.R1c7! positional draw

Bristol 4

L.Kubbel
Shakhmaty v SSSR
(1934)
1/2 Pr.
Draw
.
1.g7+ [1.Bxf7? Rg1 2.Bd5 Rxg6+–+] 1...Kg8 2.Bd5! [2.Bb3? Rc1 3.Bd5 h1Q–+] 2...h1Q 3.f3 Ra1! [3...Rg1 4.Be4 Rg6+ 5.Bxg6 fxg6 6.f7+! Kxf7 7.Kh7=] 4.Be4 Qb1 5.Bf5! mutual zugzwang 5...Qxf5 stalemate

Bristol 3

L.Salkind
Shakhmaty
(1927)
4th Pr.
Win
.
1.Kd7 Bh8! 2.Bb2! [2.Bh1? a1Q 3.a8Q Qg7–+] 2...Bxb2 3.Bh1! a1Q 4.a8Q Nxe3 5.fxe3 Bh8 6.Qg2#

Bristol 2

G.Fuchs
Le Temps
(1934)
- correction by A.Rusz (2008) -
Win
.
1.Ng3 h4 2.Nh1! Bxh1 3.Bb2 Ba8! 4.Bd5! [4.Ba3?? h1Q 5.Bf8 Qb7!–+] 4...Bxd5 5.Ba3 Bg8! [5...h1Q 6.Bf8+-] 6.Bd6! h1Q 7.Be5#

Bristol 1

A.Troitzky
28 Rijen
(1925)
Win
.
1.a6 c4 2.a7 c3 3.Bh1!! Ba4+ 4.Kf7! [4.Ke7? Bc6! 5.Bxc6 c2 6.a8Q c1Q=] 4...Bc6! [4...c2 5.a8Q c1Q 6.Qg2#] 5.Bxc6 c2 6.a8Q c1Q 7.Qa2+ Kg3 8.Qg2+ Kh4 9.Qf2+ Kg5 10.Qg3+ Kf5 11.Qg6+ Kf4 [11...Ke5 12.Qf6#] 12.Qh6+ +-

Tuesday, February 19, 2008

Study 33 + Pickaninny 3

Árpád Rusz & Siegfried Hornecker
Internet (ChessProblem.net)
(2008)
Win

1.Nb3!! [1.hxg7? d2 2.g8Q dxc1Q 3.Kh6 Qh1+ 4.Kg7 Qh6+! 5.Kxf7 (5.Kxh6 stalemate) 5...Qg6+ 6.Qxg6 hxg6 7.Ke7 g5 8.f7 gxf4! 9.f8Q stalemate; 1.Nxd3? gxf6! 2.Ne5 fxe5 3.fxe5 f4 (or 3...f6 4.exf6 f4) 4.Kg5 f6+! 5.exf6 stalemate] 1...d2! [1...gxf6 2.Nd4! d2 3.Nb5 d1Q 4.Nc7#] 2.Nxd2 gxf6! Pickaninny [2...gxh6 3.Kh4!+-; 2...g5 3.fxg5 f4 4.g6+-; 2...g6+ 3.Kh4 g5+ 4.fxg5 f4 5.g6+-] 3.Ne4! fxe4 4.fxe4 f5 5.e5 f6 6.Kh4 fxe5 7.fxe5 f4 8.Kh3! [8.Kg4? f3 9.Kxf3 stalemate] 8...f3 9.e6! f2 [9...dxe6 10.Kg3 e5 11.Kxf3+-] 10.Kg2 +-

Study 32

Peter Boll & Árpád Rusz
Internet (ChessProblem.net)
2008
Win

1.d4+ Ne4 2.f3 Bb3+ 3.Ke1 Bd5 4.Kf1 Bc4+ 5.Kg2 Bd5 6.Kh3 Bb7 7.Kh4 Bc6 8.Kh5 Be8+ 9.Kh6 Bc6 10.Kg7 Bd5 11.Kf8 Bc6 12.Ke7 +-

Study 31b

F.Möller
Sydsvenska Dagbladet
(1913)
hm
Draw
.
1.Nf6! Nb4+ [1...Kf2 2.Ne1!! Kxe1 (2...Nc5 3.Nh5=) 3.Ne4=] 2.Kb1! [2.Ka1? Nc2+! 3.Kb1 Kg2!–+] 2...Kf2 3.Ne1!! Nc5 [3...Kxe1 4.Ne4 Kf1 (4...Kd1 5.Nc3+=) 5.Ng3+=] 4.Nh5! Ncd3 [4...Nbd3 5.Ka2!=] 5.Nf6! Nc5 6.Nh5 positional draw

Study 31

Árpád Rusz
Schach
(2003)
- correction 2008 -
Win
.
1.e7 Nf6 2.Nc4! [2.Kf7? Ne8!! 3.Kxe8 Ne5! 4.Ne6! Kf1!!= (4...Nc6? 5.Nd4+–+; 4...Ng6? 5.Nf4+–+; 4...Ke3? 5.Nc4++-; 4...Kf2? 5.Nd3++-) ; 2.Nh5? Ne5! (2...Nh4? 3.Kf7 Ne8! 4.Kxe8 Ng6 (4...Nf5 5.Ng3+!+-) 5.Nf4+!+-) 3.Nxf6 Ng6+=] 2...Nd4 [2...Nh4 3.Ne5! (3.Kf7? Ne8! 4.Nxe8 (4.Kxe8 Ng6=) 4...Nf5=) 3...Ne8 (3...Ng2 4.Nh5!+-) 4.Kxe8+-] 3.Ne5 [3.Na5? Nb5! (3...Kd3? 4.Kf7 Ne8 5.Kxe8+-) 4.Nh5! Nd7+ 5.Kg8 Nc7!= (5...Nd6? 6.Nc4!+-) ] 3...Kf1 [3...Nb5 4.Nh5!+-] 4.Kf7 [4.Nh5? Nf5=] 4...Ne8 [4...Ne4 5.Nc4+-] 5.Kxe8 +-

Study 31a

Árpád Rusz
Schach
(2003)
Win(cooked!)
.
1.Nc4+ Ke2! 2.Nxb2 Nf3 3.h5! Nxh5 4.Ng7 [duals 4.Nc7! Nf6 5.Kg7! Ne8+ 6.Nxe8 Nd4 7.Nd6+-; 4.Nd6!+-] 4...Nf6 5.Nc4! [5.Kf7? Ne8!! 6.Kxe8 Ne5! 7.Ne6! Kf1!!= (7...Nc6? 8.Nd4+!–+; 7...Ng6? 8.Nf4+!–+; 7...Ke3? 8.Nc4+!+-; 7...Kf2? 8.Nd3+!+-) ; 5.Nh5? Ne5! (5...Nh4? 6.Kf7 Ne8! 7.Kxe8 Ng6 (7...Nf5 8.Ng3+!+-) 8.Nf4+!+-) 6.Nxf6 Ng6+=] 5...Nd4 [5...Nh4 6.Ne5! (6.Kf7? Ne8! 7.Nxe8 (7.Kxe8 Ng6=) 7...Nf5=) 6...Ne8 (6...Ng2 7.Nh5!+-) 7.Kxe8+-] 6.Ne5 [6.Na5? Nb5! (6...Kd3? 7.Kf7 Ne8 8.Kxe8+-) 7.Nh5! Nd7+ 8.Kg8 Nc7!= (8...Nd6? 9.Nc4!+-) ] 6...Kf1 [6...Nb5 7.Nh5!+-] 7.Kf7 [7.Nh5? Nf5=] 7...Ne8 [7...Ne4 8.Nc4+-] 8.Kxe8 +-
.

Monday, February 18, 2008

Download pgn files

Almost all material from this blog is also available in pgn:
Albino.pgn
Banny.pgn
Bristol.pgn
Indian.pgn
Nowotny1.pgn
Pickaninny.pgn
Virtual stalemates.pgn
My Studies.pgn

Scanned Endgame Study Books

Joseph Kling, Bernard Horwitz: Chess studies; or endings of games 1851
Kubbel_150_endspielstudien_1925.djvu
Platov_Sbornik sachmatnych etjudov_1928.djvu
Herbstmann_Sovremennyj sachmatnyj etjud_1937.djvu
Prokes_Šachové studie - 150 miniatur_1941.pdf
Prokop_212 šachových studií_1944.pdf
Prokes_Kniha šachových studií_1951.pdf
Fritz_Moderní šachová studie_1951.pdf
Fritz_Šachová studie_1954.pdf
Gulyaev_Izbrannye sachmatnye zadachi i etjudy_1956.djvu
Korolkov_Izbrannye_etjudy_1958.djvu
Chekhover_Shakhmatnie etiudy i okonchania_1959.djvu
Gurvitch_Etjudy_1961.djvu
Herbstmann_Izbrannye_etudy_1964.djvu
Troitzky_360_endgames_1968.pdf
Bondarenko_Etyud v peshechnom okonchanyi_1973.djvu
Bondarenko_Stanovlenie_sachmatnogo_etjuda_1980.djvu
Bondarenko_Razvitie_sachmatnogo_etjuda_1982.djvu
Umnov_Putjami sachmatnovo tvorcestva_1983.djvu
Bondarenko_Triumf_sovetskogo_etjuda_1984.djvu

Books on endgame theory:
averbach1_1980.djvu
averbach2_1981.djvu
averbach3_1982.djvu
averbach4_1983.djvu
averbach5_1984.djvu

You can find further links to chess composition books on the following site:
http://web.iol.cz/vaclav.kotesovec/

Friday, February 15, 2008

Study 30

Árpád Rusz
Chess Life Magazine
(2008)
Draw
.
1.e7! [1.Kxh5? Nxf1 2.e7 Ng3+!–+; 1.Nd2? Ng4+! (1...g4? 2.e7! Kxe7 3.Kg5! f3 4.Kxh5 Kf6 5.Kh4 Kf5 6.Kg3=) 2.Kxh5 Kf5! 3.e7 Nf6+ 4.Kh6 g4 5.Kg7 Ne8+ 6.Kf7 Nc7–+; 1.Nh2? Ng4+–+] 1...Kxe7 [1...Ng4+ 2.Kxh5 Kf5 3.e8N!=] 2.Kxh5! [2.Kxg5? Nxf1 3.Kxf4 Kf6–+] 2...Kf6 [2...Nxf1 3.Kxg5 f3 4.Kf4 f2 (4...Nd2 5.Ke3=; 4...Nh2 5.Kg3=) 5.Kf3=] 3.Nh2 mutual zugzwang 3...Kf5 4.Ng4! mutual zugzwang 4...Ke4 [4...Nxg4 stalemate; 4...Nd5 5.Nh6+ Kf6 6.Ng4+ Kf5 7.Nh6+ perpetual check] 5.Nf2+ Kf5 6.Ng4 positional draw
.
The saving stalemate from this study first occured in the game Grischuk-J.Polgár(Biel, 2007). Here you have that endgame commented by GM Alexandra Kosteniuk.

Study 29

Árpád Rusz
Internet (Endgame Tablebases Forum)
(2006)
Win
Twin B: Qe4->f3
.
Twin A:
1.Kd8+! [1.Kc8+? Kh6! 2.Qc5 Qg4+ 3.Kc7 Qg7+=] 1...Kg8 [1...Kh6 2.Qc5 Qh4+ (2...Qd3+ 3.Kc7 Qb3 4.Qb6++-) 3.Kc7 Qg3+ 4.Qd6++-] 2.Qb8! Qd4+ [2...Kf7 3.Qd6 Qe6 4.Kc7!+-; 2...Qd5+ 3.Ke7+ (3.Kc7+? Kf7 4.Qb7 Ke6! 5.Qc6+ Ke5!=) 3...Kh7 4.Qc7! chameleon echo 4...Kg6 5.Qd6++-] 3.Kc7+ Kg7 4.Qb7! Qc5+ 5.Kd7! chameleon echo 5...Kf6 6.Qc6+ +-
.
Twin B:
1.Kc7!! [1.Ke7? Qg3! 2.Qd7 (2.Kf6+ Kh6=) 2...Qe5+ 3.Kf7 Qf4+ 4.Ke6+ Kh8! (4...Kg8? 5.Qd5!+-) 5.Qe8+ Kg7 6.Qd7+ Kh8=; 1.Kd6+? Kh6!= (1...Kg6? 2.Qg1+ Kh7 3.Qh2+ Kg8 4.Qe5 Qf8+ 5.Kc7 Qf7+ 6.Kb6 Qb3+ 7.Kc5+- Qc2+ 8.Kd6 Qf2 9.Qd5+ Kh8 10.b3+-) ] 1...Qg3+ [1...Kg8 2.Qb8+ Kg7 3.Qb7!+-] 2.Kb7!! [2.Kc6+? Kg6! (2...Kh6? 3.Qd4 Qg2+ 4.Kc5 Qc2+ 5.Kb4+-) 3.Qd4 Qg2+ 4.Kc5 Qc2+ 5.Kd5 Qb3+ 6.Kc5 Qc2+=] 2...Qb3+ 3.Ka6+ Kg6 4.Qb6+ +-

Virtual 11

G.Afanasjev & E.Dvizov
Znamja Yunosti (Minsk)
(1968)
Draw
.
1.a3+ Kc4 2.Bf1 f3 3.Kc6 h6! 4.h3! [4.h4? h5 mutual zugzwang - virtual stalemate] 4...h5 5.h4 stalemate with pinned R

Studies with Pickaninny

Pickaninny 1 Pickaninny 2 Pickaninny 3
Pickaninny.pgn

Pickaninny 2

Árpád Rusz
(after Arestov)
-scheme-
Draw

1.Na7! [1.Kb4? c5+–+; 1.Kd5? c6+–+; 1.Nd6? cxd6+–+; 1.Nb6? cxb6+–+] 1...Rxa7 2.Rh8 Ra8 3.Rh7 Ra7 4.Rh8 positional draw


Pickaninny 1

F.Bondarenko
L'Italia Schacchistica
(1979)
4.hm
Win
.
1.Ra8+ Nd8 2.Rxd8+ Qxd8+ 3.Nxd8 Ba5+! 4.Kxa5 Nc6+ 5.Nxc6 [5.Kb6? Nxd8 positional draw] 5...b6+ [5...bxa6 6.Kb6 a5 7.Nb4!+-; 5...bxc6 6.Bb5! cxb5 7.c6 bxa4 8.c7+-; 5...b5 6.Nd8 (minor dual 6.Ne5 ) 6...bxa4 7.Nf7#] 6.Kb5 bxc5 7.Nd4! cxd4 8.c5 d3 9.c6 d2 10.c7 +-

Wednesday, January 23, 2008

Albino 5a

V.Halberstadt
Ceskoslovensky Sach
(1961)
5.hm
- version by A.Rusz - Win

1.Kg3 Nf1+ 2.Kf4 Kg6 [2...Ke6 3.Nc4 Kd5 4.Ne3+ Nxe3 5.fxe3 Ke6 6.Ke4 chameleon echo mutual zugzwang; 2...Nd2 3.Ne4+ Nxe4 4.Kxe4 Ke6 5.f3 (minor dual 5.Kf4 Kf6 6.f3) 5...Kf6 6.Kf4 chameleon echo mutual zugzwang] 3.Ne4 [3.Nc4? Kh5 4.Kf3 Nh2+ 5.Kg3 Ng4=] 3...Kf7! [3...Kh5 4.Ng3+ Nxg3 5.fxg3 Kg6 6.Kg4 chameleon echo mutual zugzwang; 3...Kh6 4.Kf3 Kg6 5.Kg2 Kf5 6.Nd6+!+- (6.Ng3+? Nxg3 7.Kxg3 Kg5 mutual zugzwang 8.Kf3 Kf5 mutual zugzwang 9.Ke3 Ke5 positional draw - opposition) ] 4.Kf3 Ke6 5.Nc5+! [5.Kg2? Ke5 6.Kxf1 Kxe4 7.Kg2 Kf4=] 5...Kf5 [5...Kd5 6.Nb3 Kc4 7.Kg2 Kxb3 8.Kxf1+-] 6.Nb3 Nh2+ 7.Kg3 Ng4 8.Nd4+ Kg5 9.Ne6+ Kf5 10.Ng7+ Kg5 11.f4+ Kg6 12.Kxg4 Kxg7 13.Kg5 mutual zugzwang 13...Kf7 14.Kf5+- chameleon echo mutual zugzwang

Wednesday, December 12, 2007

Studies with Albino

I have found only 4 correct studies featuring the Albino Theme:
Albino 1 Albino 2 Albino 3 Albino 4
Download Albino.pgn

PS: I have discovered a new study with this theme and it has only 5 pieces!
.


V.Halberstadt
Ceskoslovensky Sach
(1961)
5.hm
Win

1.Kf4! [1.Nc4? Kg5 2.Kf3 Nh2+ 3.Kg3 Ng4 4.f4+ Kh5!=] 1...Kg6 [1...Ke6 2.Nc4 Kd5 3.Ne3+ Nxe3 4.fxe3 Ke6 5.Ke4 chameleon echo mutual zugzwang; 1...Nd2 2.Ne4+ Nxe4 3.Kxe4 Ke6 4.f3 (minor dual 4.Kf4 Kf6 5.f3) 4...Kf6 5.Kf4 chameleon echo mutual zugzwang] 2.Ne4 [2.Nc4? Kh5 3.Kf3 Nh2+ 4.Kg3 Ng4=] 2...Kf7! [2...Kh5 3.Ng3+ Nxg3 4.fxg3 Kg6 5.Kg4 chameleon echo mutual zugzwang; 2...Kh6 3.Kf3 Kg6 4.Kg2 Kf5 5.Nd6+!+- (5.Ng3+? Nxg3 6.Kxg3 Kg5 mutual zugzwang 7.Kf3 Kf5 mutual zugzwang 8.Ke3 Ke5 positional draw - opposition) ] 3.Kf3 Ke6 4.Nc5+! [4.Kg2? Ke5 5.Kxf1 Kxe4 6.Kg2 Kf4=] 4...Kf5 [4...Kd5 5.Nb3 Kc4 6.Kg2 Kxb3 7.Kxf1+-] 5.Nb3 Nh2+ 6.Kg3 Ng4 7.Nd4+ Kg5 8.Ne6+ Kf5 9.Ng7+ Kg5 10.f4+ Kg6 11.Kxg4 Kxg7 12.Kg5 mutual zugzwang 12...Kf7 13.Kf5 +- chameleon echo mutual zugzwang
.
Or maybe you like better the following version:

Studies with "virtual stalemate"

A virtual stalemate(BTM):

Tuesday, December 11, 2007

Virtual 9

J.Balázs
Magyar Sakkélet
(1983)
comm.
Draw
.
1.Nc3+ Ke1 2.Re2+ Kf1 3.Nd1! h5 [3...h6 4.Nc3 h5 5.Nd1 h4 6.Nc3 h3 7.Nd1 h2 8.Nc3 stalemate] 4.Nc3 h4 5.Nd1 h3 6.Nc3 h2 virtual stalemate 7.Nd1! Kxe2 stalemate with pinned N

Virtual 10

I.Bender
Problem Online

(2004-06)
comm.
Win
.
1.b3! [1.b4? Kc7 2.b5 Kc8 3.c5 bxc5 4.b6 c4 stalemate] 1...Kc7 2.b4 Kc8 3.b5 Kc7 4.c5 bxc5 5.b6+ Kc8 6.c4 mutual zugzwang - virtual stalemate +-

Virtual 6

F.Bondarenko & Al.P.Kuznetsov
EG
(1974)
Draw.

1.Nf3+! [1.Ke2? Kxh4 2.Rh1 Kh3 3.f3 g3–+] 1...gxf3 2.0–0–0 Kg4 3.Rh1 Kh3 4.Kd1 Kg2 5.Ke1 Kxh1 6.Kf1 d6! 7.d3! [7.d4? d5 mutual zugzwang - virtual stalemate] 7...d5 8.d4 stalemate




Virtual 7

O.Comay
Israel Ring Ty

(1978)
6th comm.
Draw
.
For retroanalytical reasons only black can move! 1...a6 [1...a5 2.a4 stalemate] 2.a3! [2.a4? a5 mutual zugzwang - virtual stalemate] 2...a5 3.a4 stalemate

Virtual 8

E.Pogosiants
Sovjetskaja Mordovija

(1980)
Win
.
1.b6+ Kc8 2.a6 bxa6 3.b7+ Kc7 4.a3! [4.a4? a5 stalemate] 4...a5 5.a4 mutual zugzwang - virtual stalemate +-

Virtual 5

G.Grzeban
Tidskrift för Schack
(1958)
1/2. comm.
Draw
.
1.Bc3 Rxc3 2.Nxc3 a5 [2...a6 3.Nb1 a5 4.bxa5 b4 5.a6 b3 6.a7 stalemate] 3.Nb1 axb4 4.Nc3! b3 [4...bxc3 stalemate] 5.Nb1 b4 virtual stalemate 6.Nc3! b1Q stalemate with pinned N

Virtual 4

A.Dijkerman
Tijdschrift v.d. KNSB

(1953)
Draw
.
1.Qxh1 Ng3+ 2.Kg5 Nxh1 3.Bf1+ Kg3 4.a4! stalemate with blocked N [4.a3? a4 mutual zugzwang - virtual stalemate]

Virtual 3

H.Ginninger
Revista Romana de Sah
(1930)
Draw
.
1.c5+ Kd5 2.Kf4 e5+ 3.Kf5 e6+ 4.Kg4! [4.Kg5? e4 5.fxe4+ Ke5 mutual zugzwang - virtual stalemate 6.Kg4 Kf6 7.Kh5 e5–+ mutual zugzwang] 4...e4 5.fxe4+ Ke5 6.Kg5 stalemate

Virtual 2

A.Galitzky
Shakhmatno Obozrenji

(1902)
Draw
.
1.Kc1! d5 [1...Bc2 2.Nxc2+ dxc2 (2...bxc2 3.b3 d5 stalemate) 3.d3! (3.d4? d5 mutual zugzwang - virtual stalemate) 3...d5 4.d4 stalemate] 2.Nc2+! dxc2 [2...Bxc2 stalemate; 2...bxc2 3.b3 d4 stalemate] 3.d4 stalemate [3.d3? d4 mutual zugzwang - virtual stalemate]

Virtual 1

J.Kling & B.Horwitz
The Chess Player
(1852)
-correction-
Win
.
1.d3! mutual zugzwang - virtual stalemate 1...Kd6 [1...Kf6 2.Kd5 e4 3.Kxe4 Ke6 4.Kxd4+-] 2.Kf5 Kd5 3.Kxg5 Ke6 [3...e4 4.fxe4+ Ke5 5.Kh4+-] 4.Kh4! [4.Kh5? e4!–+] 4...Kf6 5.Kh3! +-

Wednesday, December 5, 2007

Study 21a

E.Dobrescu
Deutsche Schachzeitung

(1965)
draw(cooked!)
.
1.Rg2+ Kh4 2.Bg3+? [2.Rh2+! Kg4 3.Rg2+ Kf3 4.Rf2+ Ke3 5.Bf4+ Kd3 6.Rf3+ Ke4 7.Rf2 Kd3 8.Rf3+ positional draw] 2...Kh3 3.Rxe2 Qb1+ [3...Qc3+ 4.Kf1 Kxg3 5.Re3+ Qxe3 stalemate] 4.Kf2 Qf5+ 5.Kg1 Qf3 [but 5...Qd3!-+ ] 6.Rh2+ Kxg3 7.Rh3+ Kxh3 stalemate
.

Study 20a

E.Pogosiants
Sovjetskaja Mordovija

(1980)
Win

1.b6+ Kc8 2.a6 bxa6 3.b7+ Kc7 4.a3! [4.a4? a5 stalemate] 4...a5 5.a4 mutual zugzwang - virtual stalemate +-

Study 20


Study 27a

D.Gurgenidze
Tiny Endgames
(1999)
Draw
.
1.Ka6! [1.Kb6? Ka1 2.Rxh5 b1Q+-+] 1...h4 [1...Ka1 2.Rxh5 b1Q 3.Ra5+ Kb2 4.Rb5+=] 2.Ka5 h3 [2...Ka1 3.Rxh4 b1Q 4.Ra4+ Kb2 5.Rb4+=] 3.Ka4 Ka1 4.Rxh3 b1Q 5.Ra3+ Kb2 6.Rb3+ =

Study 26a

A.Rusz
Mat Plus

(2007)
HM
Draw
1.Rg2 [1.Bxd3? g2+!–+ (1...exd3? 2.Rg2 d2 3.Rg1+ Kh2 4.Rg2+ Kh1 5.Rg1+ perpetual check(R)) ] 1...Ne1! 2.Bxe4! [2.Rg1+? Kh2 3.Bxe4 g2+–+] 2...Nxg2 [2...Nf3 3.Rg1+ Kh2 4.Rg2+ Kh1 5.Rg1+ perpetual check(R)] 3.Bf3!! [3.Bxg2+? Kh2 mutual zugzwang - virtual stalemate] 3...Rh2 [3...gxf3 stalemate; 3...Kh2 4.Bxg2 stalemate] 4.Be4 Rh3 [4...h3 5.Bf3 gxf3 stalemate] 5.Bf3 positional draw - perpetual pinning
.

Study 25b

A.Rusz
Zoltán-65 JT
Comm.
- version -
Draw
.
1.a3!! [1.Bc3? bxa2! mutual zugzwang - virtual stalemate (1...Kxa2? 2.Bb4 Ka1 3.Bc3 Ka2 4.Bb4 positional draw) 2.Ba5 Rb4! (2...Rb3+?! 3.Bc3+ Rxc3+? 4.Kxc3 stalemate) 3.Bxb4 Kb2 4.Bc3+ Kxc1 5.Bb2+ Kd1–+ (5...Kxb2? stalemate) ; 1.Bb4? Rxa2 (1...bxa2? 2.Bc3 stalemate 2.Bc3+ b2–+] 1...Ra2 2.Bc3+ b2 3.Rxc2! mutual zugzwang 3...Bxc2+ [3...Rxa3 stalemate] 4.Kxc2 Rxa3 5.Bxb2+ =

Study 25a

G.Kasparyan
Roycroft JT
(1978)
1st Pr.
Draw
.
1.Qb5 Nd3+ 2.Qxd3 exd3 3.e8Q Be6 4.Qxe6 Rg5! [4...Rf1+ 5.Be1 fxe6 stalemate with pinned B] 5.Bf2! Rb5 [5...Rg1+! 6.Be1 Rb4 7.Qxa2+! Kxa2 stalemate with pinned B] 6.Bd4+ [minor dual 6.Qf6+ ] 6...Rb2 7.Qf6! Rxf6 8.Bxf6 stalemate with pinned R
.

Study 23a

J.Lázár
Sachové Vestnik
(1975)
13th Pr.
Draw
.
1.Re7 Rdd8 2.d7 [2.f7? Rxe7–+] 2...Rg8 [2...Rf8 3.f7 Rb8 4.Re8 Rd8 5.Re7 Rb8 6.Re8 positional draw] 3.f7 Rgf8 4.Re8 Rb8 5.Rc8 Rd8 6.Rc7 Rf8 7.Rc8 Rd8 8.Rc7 positional draw
.