MESON Chess Problem Database

Problem Display
PID: 22519 (3K4/1p3p2/3n4/4kP1R/2P2p2/2p2P2/3P4/1Q6 w - - 0 1)

Pospisil, Josef

Ceske listy sachove, 1897

3K4/1p3p2/3n4/4kP1R/2P2p2/2p2P2/3P4/1Q6

#2

7 + 6

3804 Ceske Melodie 1908

SOLUTION

  • SOUND
  • Sets
    • 1...cxd2
      • 2.Qa1#
      • 2.Qb2#
    • 1...c2
      • 2.Qa1#
      • 2.Qb2#
  • Tries
    • 1.Qe4+?
      • 1...Kf6
        • 2.Qd4#
      • 1...Sxe4!
  • Keys
    • 1.Qb6!
      • 1...Kf6
        • 2.Qd4#
      • 1...Sxc4
        • 2.f6#
      • 1...Sxf5
        • 2.d4#
      • 1...cxd2
        • 2.Qb2#
      • 1...Se4
        • 2.d4#
      • 1...Sb5
        • 2.f6#
      • 1...Sc8
        • 2.d4#
        • 2.f6#
      • 1...Se8
        • 2.d4#
        • 2.f6#
      • 1...c2
        • 2.Qb2#
      • 1...f6
        • 2.Qc5#
        • 2.d4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB(A)
      • Refutation
        • S(d);XQ(A)
  • Actual
    • Q(A);
    • Vars
      • K(c);P_SPINS(d),S_FLIGHT::QAB(A)
      • S(d);N_GUARD,XP(D)::R(F)+P(E)
      • S(d);P_SPINS(d),XP(E)::P(B)
      • P(a);OGATEB,XP(B)::QAB(A)
      • S(d);::P(B)
      • S(d);N_GUARD::R(F)+P(E)
      • P(a);OGATEB::QAB(A)
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).