MESON Chess Problem Database
Problem Display
PID: 91730 (4R2Q/8/4Nrq1/4kN1R/6P1/3P4/1KB3P1/8 w - - 0 1)
Niemeijer, Meindert
Probleemblad, 1967
#3
10 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qxg4
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Sd5#
- 3.Re4#
- 2...Kf4
- 2.Sf4+
- 1...Qg5
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf4+
- 1...Qh6
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf4+
- 1...Qxg4
- Tries
- 1.Sf4+?
- 1...Kxf4
- 2.Re4#
- 1...Qxe8!
- 1...Kxf4
- 1.Sc7+?
- 1...Kf4
- 2.Re4#
- 1...Qxe8!
- 1...Kf4
- 1.Re7?
- threat
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Qd8
- threat
- 3.Qa5#
- 3.Qd4#
- 3.Qd6#
- 3.d4#
- threat
- 2.Sf4+
- 1...Kd5
- 2.Qa8+
- 2...Ke5
- 3.Qe4#
- 3.Qa5#
- 3.d4#
- 2...Ke5
- 2.Qd8+
- 2...Ke5
- 3.Qa5#
- 3.Qd4#
- 3.Qd6#
- 3.d4#
- 2...Kc6
- 3.Sfd4#
- 3.Ba4#
- 2...Ke5
- 2.Qa8+
- 1...Qxf5
- 2.Qd8
- threat
- 3.Qd4#
- 3.d4#
- 2...Rxe6
- 3.Rxf5#
- threat
- 2.Qd8
- 1...Qxh5
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Qd8
- threat
- 3.Qa5#
- 3.Qd4#
- 3.Qd6#
- 3.d4#
- threat
- 2.Qb8+
- 1...Qxg4
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Sd5#
- 3.Re4#
- 2...Kf4
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Sf4+
- 1...Qf7
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Qb8+
- 1...Qh7
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Qb8+
- 1...Qg5
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Sf4+
- 1...Qh6
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Sf4+
- 1...Qg7
- 2.Qb8+
- 2...Kd5
- 3.Qd6#
- 3.Qb5#
- 2...Kd5
- 2.Qb8+
- 1...Qg8
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Qe6
- 3.Qb8#
- 2...Kxf4
- 2.Sf4+
- 1...Qe8!
- threat
- 1.Rd8?
- threat
- 2.d4+
- 2...Kxe6
- 3.Bb3#
- 2...Kxe6
- 2.d4+
- 1...Qxf5
- 2.Rxf5+
- 2...Kxe6
- 3.Qxf6#
- 3.Qe8#
- 2...Kxe6
- 2.d4+
- 2...Kxe6
- 3.Qe8#
- 2...Kxe6
- 2.Rxf5+
- 1...Qxg4
- 2.d4+
- 2...Kxe6
- 3.Bb3#
- 3.Qe8#
- 2...Qxd4+
- 3.Sfxd4#
- 2...Kxe6
- 2.d4+
- 1...Qf7
- 2.d4+
- 2...Kxe6
- 3.Bb3#
- 3.Rd6#
- 2...Kxe6
- 2.d4+
- 1...Qe8
- 2.Sfg7+
- 2...Qxh5
- 3.d4#
- 2...Rf5
- 3.Rxf5#
- 2...Qxh5
- 2.d4+
- 2...Kxe6
- 3.Bb3#
- 3.Qxe8#
- 2...Kxe6
- 2.Sfg7+
- 1...Qg5
- 2.Rxg5
- 2...Kxe6
- 3.Qe8#
- 2...Kxe6
- 2.d4+
- 2...Kxe6
- 3.Bb3#
- 3.Qe8#
- 2...Kxe6
- 2.Rxg5
- 1...Qh6
- 2.Sxh6+
- 2...Kxe6
- 3.Qe8#
- 2...Kxe6
- 2.Sfg7+
- 2...Qg5
- 3.d4#
- 2...Qxh5
- 3.d4#
- 2...Rf5
- 3.Rxf5#
- 2...Qg5
- 2.Rxh6
- 2...Kxe6
- 3.Qxf6#
- 3.Qe8#
- 2...Kxe6
- 2.d4+
- 2...Kxe6
- 3.Bb3#
- 3.Qe8#
- 2...Kxe6
- 2.Sxh6+
- 1...Kxe6!
- threat
- 1.Qf8?
- threat
- 2.Qc5#
- 2.Qd6#
- 1...Rxf5
- 2.d4+
- 2...Kd5
- 3.Qc5#
- 2...Kd5
- 2.d4+
- 1...Rxe6
- 2.Qd6+
- 2...Kf6
- 3.Qxe6#
- 2...Kf6
- 2.Qd6+
- 1...Rf7
- 2.Qc5+
- 2...Kf6
- 3.Qd4#
- 3.Qc3#
- 2...Kf6
- 2.Qd6+
- 2...Kf6
- 3.Sed4#
- 3.Sf4#
- 3.Sc5#
- 3.Sg5#
- 3.Sc7#
- 3.Seg7#
- 3.Sd8#
- 3.Sf8#
- 3.Qd4#
- 2...Kf6
- 2.Qc5+
- 1...Rxf8!
- threat
- 1.Sf4+?
- Keys
- 1.Bb3!
- 1...Qxf5
- 2.Qg7
- threat
- 3.Qc7#
- 2...Kd6
- 3.Qc7#
- threat
- 2.Qg7
- 1...Qxh5
- 2.Ra8
- threat
- 3.Ra5#
- 3.Qb8#
- 2...Qe8
- 3.Qh2#
- threat
- 2.Ra8
- 1...Qxe8
- 2.Rh1
- threat
- 3.Re1#
- 3.Qh2#
- 2...Qa4
- 3.Qb8#
- threat
- 2.Rh1
- 1...Qxg4
- 2.Sed4+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc5+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sc7+
- 2...Kf4
- 3.Sd5#
- 3.Re4#
- 2...Kf4
- 2.Sd8+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf8+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sed4+
- 1...Qf7
- 2.Rh1
- threat
- 3.Re1#
- 3.Qh2#
- threat
- 2.Rh1
- 1...Qh7
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Qe7
- 3.Sg6#
- 2...Kxf4
- 2.Sf8+
- 2...Kf4
- 3.Re4#
- 2...Qe7
- 3.Sg6#
- 2...Kf4
- 2.Sf4+
- 1...Qg5
- 2.Sed4+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc5+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sxg5+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sd8+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf8+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sed4+
- 1...Qh6
- 2.Sed4+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf4+
- 2...Kxf4
- 3.Re4#
- 2...Kxf4
- 2.Sc5+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sg5+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sc7+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sd8+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sf8+
- 2...Kf4
- 3.Re4#
- 2...Kf4
- 2.Sed4+
- 1...Qg7
- 2.Sexg7+
- 2...Kf4
- 3.Re4#
- 2...Re6
- 3.Sxe6#
- 2...Kf4
- 2.Sexg7+
- 1...Qg8
- 2.Sf8+
- 2...Kf4
- 3.Re4#
- 2...Qe6
- 3.Sg6#
- 2...Kf4
- 2.Sf8+
- 1...Qxf5
- 1.Bb3!
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).