MESON Chess Problem Database

Problem Display
PID: 249611 (K4N2/B7/8/1P1kp3/P2bR2Q/P1pn4/2n5/3R1B2 w - - 0 1)

Jespersen, Karl Lorenz Jesper

Deutsche Schachzeitung, 1892

K4N2/B7/8/1P1kp3/P2bR2Q/P1pn4/2n5/3R1B2

#2

10 + 6

3713 Snap 2021
6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qd8#
  • Keys
    • 1.Qg5!
      • 1...Kc4
        • 2.Qg8#
      • 1...Kxe4
        • 2.Bg2#
      • 1...Kd6
        • 2.Qd8#
      • 1...Bxa7
        • 2.Qxe5#
      • 1...Sxa3
        • 2.Rxd4#
      • 1...Bg1
        • 2.Qxe5#
      • 1...Bf2
        • 2.Qxe5#
      • 1...Be3
        • 2.Qxe5#
      • 1...Bc5
        • 2.Qxe5#
      • 1...Bb6
        • 2.Qxe5#
      • 1...Sa1
        • 2.Rxd4#
      • 1...Sce1
        • 2.Rxd4#
      • 1...Se3
        • 2.Rxd4#
      • 1...Scb4
        • 2.Rxd4#
      • 1...Sc1
        • 2.Qxe5#
      • 1...Sde1
        • 2.Qxe5#
      • 1...Sb2
        • 2.Qxe5#
      • 1...Sf2
        • 2.Qxe5#
      • 1...Sdb4
        • 2.Qxe5#
      • 1...Sf4
        • 2.Qxe5#
      • 1...Sc5
        • 2.Qxe5#

Anticipated by 224428(1888)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 20
    • REMOVED MATES = 0
  • Sets
    • K(e);P-FLIGHT::QAR2(F)
  • Actual
    • Q(F);P_PINP(f)
    • Vars
      • K(e);N_SPINP(f),P_SPINB(d),P_SPINS(c),S_FLIGHT::QAB(F)
      • K(e);N_SPINP(f),OGATEB,S_FLIGHT,XR(E)::B(B)
      • K(e);N_SPINP(f),P-FLIGHT::QAR2(F)
      • B(d);N_GUARD,P_SPINS(c),XB(H)::QAR1(F),XP(f)
      • S(a);N_GUARD,XP(C)::R1(E),XB(d)
      • B(d);N_GUARD,P_SPINS(c)::QAR1(F),XP(f)
      • S(a);N_GUARD::R1(E),XB(d)
      • S(c);N_GUARD,P_SPINB(d)::QAR1(F),XP(f)
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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).