MESON Chess Problem Database
Problem Display
PID: 182746 (8/2Kp2B1/2pNbN2/1p2kq2/2p4r/3nP3/Q5R1/2r4B w - - 0 1)
Ezdin, Ivan Petrovich
Usmanov, Gennady
Boletim da UBP, 1990
#3
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Qh3
- 2.Sd5+
- 2...Kxd5
- 3.Rg5#
- 2...Kxd5
- 2.Sh5+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sh7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sfe8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sg8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sd5+
- 1...Qg6
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 1...Qh7
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxh7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 1...Qf1
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 1...Qf2
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 1...Qf4
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 1...Qg5
- 2.Sxd7+
- 2...Kd5
- 3.Rxg5#
- 2...Kd5
- 2.Sxd7+
- 1...Qh5
- 2.Sd5+
- 2...Kxd5
- 3.Rg5#
- 2...Kxd5
- 2.Sxh5+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sh7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sfe8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sg8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sd5+
- 1...Se1
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 1...Sb2
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 1...Sb4
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 1...Sf4
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 1...Sc5
- 2.Sg4+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Sb6#
- 3.Rd2#
- 2...Kd5
- 2.Sg4+
- 1...c3
- 2.Sg4#
- 2.Sxd7#
- 1...c5
- 2.Sg4+
- 2...Kd5
- 3.Qa8#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Sb6#
- 3.Qa8#
- 2...Kd5
- 2.Sg4+
- 1...Qh3
- Tries
- 1.Sd5+?
- 1...Qf6
- 2.Bxf6+
- 2...Kxd5
- 3.Rg5#
- 2...Kxd5
- 2.Bxf6+
- 1...Kxd5!
- 1...Qf6
- 1.Sh5+?
- 1...Qf6
- 2.Bxf6+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Bxf6+
- 1...Kd5!
- 1...Qf6
- 1.Sh7+?
- 1...Qf6
- 2.Bxf6+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Bxf6+
- 1...Kd5!
- 1...Qf6
- 1.Sfe8+?
- 1...Qf6
- 2.Bxf6+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Bxf6+
- 1...Kd5!
- 1...Qf6
- 1.Sg8+?
- 1...Qf6
- 2.Bxf6+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Bxf6+
- 1...Kd5!
- 1...Qf6
- 1.Qb2+?
- 1...Rc3
- 2.Qxc3+
- 2...Rd4
- 3.Qxd4#
- 2...Rd4
- 2.Qxc3+
- 1...Sxb2
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 1...c3!
- 1...Rc3
- 1.Sd5+?
- Keys
- 1.Qa8!
- threat
- 2.Sxd7+
- 2...Kd5
- 3.Qxc6#
- 2...Kd5
- 2.Sxd7+
- 1...Qxf6
- 2.Rg5+
- 2...Bf5
- 3.Qe8#
- 2...Bf5
- 2.Rg5+
- 1...Bd5
- 2.Sg4+
- 2...Ke6
- 3.Qe8#
- 2...Ke6
- 2.Sxd7+
- 2...Ke6
- 3.Qe8#
- 2...Ke6
- 2.Qe8+
- 2...Qe6
- 3.Sfe4#
- 3.Sg4#
- 3.Sh5#
- 3.Sxd7#
- 3.Sh7#
- 3.Sg8#
- 3.Rg5#
- 2...Be6
- 3.Sf7#
- 2...Qe6
- 2.Sg4+
- 1...Bf7
- 2.Sxf7+
- 2...Ke6
- 3.Qe8#
- 2...Ke6
- 2.Sxf7+
- 1...Bg8
- 2.Qe8+
- 2...Qe6
- 3.Rg5#
- 2...Be6
- 3.Sf7#
- 2...Qe6
- 2.Qe8+
- 1...Qh3
- 2.Sd5+
- 2...Kxd5
- 3.Rg5#
- 2...Kxd5
- 2.Sh5+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Sh7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sfe8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sg8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Rg5+
- 2...Qf5
- 3.Sg4#
- 3.Sd5#
- 3.Sh5#
- 3.Sxd7#
- 3.Sh7#
- 3.Sfe8#
- 3.Sg8#
- 2...Bf5
- 3.Qe8#
- 2...Qf5
- 2.Sd5+
- 1...Qg6
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Sxd7+
- 1...Qh7
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Sxh7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Rg5+
- 2...Qf5
- 3.Sg4#
- 3.Sd5#
- 3.Sh5#
- 3.Sxd7#
- 3.Sh7#
- 3.Sfe8#
- 3.Sg8#
- 2...Bf5
- 3.Qe8#
- 2...Qf5
- 2.Sxd7+
- 1...Qf1
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Rg5+
- 2...Qf5
- 3.Sg4#
- 3.Sd5#
- 3.Sh5#
- 3.Sxd7#
- 3.Sh7#
- 3.Sfe8#
- 3.Sg8#
- 2...Bf5
- 3.Qe8#
- 2...Qf5
- 2.Sxd7+
- 1...Qf2
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Rg5+
- 2...Qf5
- 3.Sg4#
- 3.Sd5#
- 3.Sh5#
- 3.Sxd7#
- 3.Sh7#
- 3.Sfe8#
- 3.Sg8#
- 2...Bf5
- 3.Qe8#
- 2...Qf5
- 2.Sxd7+
- 1...Qf4
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Rg5+
- 2...Qxg5
- 3.Sg4#
- 3.Sxd7#
- 2...Qf5
- 3.Sg4#
- 3.Sd5#
- 3.Sh5#
- 3.Sxd7#
- 3.Sh7#
- 3.Sfe8#
- 3.Sg8#
- 2...Bf5
- 3.Qe8#
- 2...Qxg5
- 2.Sxd7+
- 1...Qg5
- 2.Sxd7+
- 2...Kd5
- 3.Rxg5#
- 3.Qxc6#
- 2...Kd5
- 2.Rxg5+
- 2...Bf5
- 3.Qe8#
- 2...Bf5
- 2.Sxd7+
- 1...Qh5
- 2.Sd5+
- 2...Kxd5
- 3.Rg5#
- 2...Kxd5
- 2.Sxh5+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Rg5#
- 3.Qxc6#
- 2...Kd5
- 2.Sh7+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sfe8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sg8+
- 2...Kd5
- 3.Rg5#
- 2...Kd5
- 2.Sd5+
- 1...Se1
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 3.Qxc6#
- 2...Kd5
- 2.Sxd7+
- 1...Sb2
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 3.Qxc6#
- 2...Kd5
- 2.Sxd7+
- 1...Sb4
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 1...Sf4
- 2.Sxd7+
- 2...Kd5
- 3.Rd2#
- 3.Qxc6#
- 2...Kd5
- 2.Sxd7+
- 1...Sc5
- 2.Sg4+
- 2...Kd5
- 3.Rd2#
- 2...Kd5
- 2.Sxd7+
- 2...Kd5
- 3.Sb6#
- 3.Rd2#
- 3.Qxc6#
- 2...Kd5
- 2.Sg4+
- threat
- 1.Qa8!
FEATURES
NOT CLASSIFIED
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).