MESON Chess Problem Database

Problem Display
PID: 187800 (1K6/4p3/5b2/3PkNn1/1P1RnR2/p7/4P3/2Q3B1 w - - 0 1)

Huse, Hans Markus

The Times, 1909

1K6/4p3/5b2/3PkNn1/1P1RnR2/p7/4P3/2Q3B1

#2

9 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Qc7#
    • 1...Sf2
      • 2.Qc7#
    • 1...Sg3
      • 2.Qc7#
  • Tries
    • 1.Rdxe4+?
      • 1...Kxd5
        • 2.Qc4#
        • 2.Qc5#
      • 1...Sxe4!
  • Keys
    • 1.Se3!
      • threat
        • 2.Sc4#
      • 1...Kxd4
        • 2.Qa1#
      • 1...Kxf4
        • 2.Bh2#
      • 1...Kd6
        • 2.Qc7#
      • 1...Sd2
        • 2.Qc7#
      • 1...Sd6
        • 2.Sg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • S(b);N_GUARD::QAB(A)
  • Tries
    • Try
      • R(E);CHECK,XS(b)
      • Refutation
        • S(d);XR(E)
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • K(c);OGATEB,P_SPINS(b),S_FLIGHT,XR(E)::QAB(A)
      • K(c);OGATEB,P_SPINS(b),S_FLIGHT,XR(F)::B(B)
      • K(c);S_FLIGHT::QAB1(A)
      • S(b);N_GUARD::QAB(A)
      • S(b);SBLOCK::S(H)
HTML5 logo

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).