MESON Chess Problem Database

Problem Display
PID: 198397 (8/1pKB4/1Nb1Np2/1p2kP2/1P1R1r2/B3p3/3bP1nQ/3R4 w - - 0 1)

Meschick, AG

Brisbane Courier, 1920

8/1pKB4/1Nb1Np2/1p2kP2/1P1R1r2/B3p3/3bP1nQ/3R4

#2

11 + 9

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf5
      • 2.Qh5#
    • 1...Se1
      • 2.Qxf4#
    • 1...Sh4
      • 2.Qxf4#
  • Tries
    • 1.Sc4+?
      • 1...Kxf5
        • 2.Qh5#
      • 1...bxc4!
    • 1.Rd5+?
      • 1...Ke4
        • 2.Sc5#
      • 1...Bxd5!
  • Keys
    • 1.Sg5!
      • 1...Kxd4
        • 2.Bb2#
      • 1...Bxb4
        • 2.Sf7#
      • 1...Bxd7
        • 2.Rd5#
      • 1...fxg5
        • 2.Qh8#
      • 1...Bc1
        • 2.Sf7#
      • 1...Be1
        • 2.Sf7#
      • 1...Bc3
        • 2.Sf7#
      • 1...Bf3
        • 2.Sxf3#
      • 1...Be4
        • 2.Rxe4#
      • 1...Bd5
        • 2.Rxd5#
      • 1...Se1
        • 2.Qxf4#
      • 1...Sh4
        • 2.Qxf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 1
  • Sets
    • K(f);N_SPINR(d),OGATEB,P-FLIGHT,XP(G)::QAR2(C)
    • S(b);N_GUARD::QAB1(C),XR(d)
  • Tries
    • Try
      • S(H);CHECK
      • Vars
        • K(f);N_SPINR(d),P-FLIGHT,XP(G)::QAR2(C)
      • Refutation
        • P(e);XS(H)
    • Try
      • R(F);CHECK
      • Vars
        • K(f);N_SPINR(d),P-FLIGHT::S(I)
      • Refutation
        • B(g);XR(F)
  • Actual
    • S(I);
    • Vars
      • K(f);N_SPINR(d),OGATEB,P_SPINB(a),S_FLIGHT,XR(F)::B(D)
      • B(a);XP(E)::S(I)
      • B(g);N_GUARD,XB(K)::R1(F)
      • P(h);OGATEB,XS(I)::QAB(C)
      • B(a);::S(I)
      • B(g);N_GUARD::S(I),XB(g)
      • B(g);N_GUARD::R1(F),XB(g)
      • S(b);N_GUARD::QAB1(C),XR(d)
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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).