MESON Chess Problem Database

Problem Display
PID: 224389 (8/2bp2K1/r2PB1pQ/2N1k3/1B1pP3/3p3r/8/8 w - - 0 1)

Schuster, Zsigmond

Wiener Hausfrauen-Zeitung, 1887

8/2bp2K1/r2PB1pQ/2N1k3/1B1pP3/3p3r/8/8

#2

7 + 8

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rh2
      • 2.Qxh2#
    • 1...Rxd6
      • 2.Qg5#
    • 1...Bxd6
      • 2.Qg5#
  • Tries
    • 1.Sxd7+?
      • 1...Kxe6
        • 2.Qxh3#
      • 1...Kxe4!
  • Keys
    • 1.Bd5!
      • threat
        • 2.Sxd7#
      • 1...Kxd6
        • 2.Sxd3#
      • 1...Rxh6
        • 2.Sxd3#
      • 1...Rxd6
        • 2.Qg5#
      • 1...g5
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • R(b);OGATE::QAB(F),XR(b)
    • R(e);SBLOCK,XP(D)::QAR2(F)
    • B(g);SBLOCK,XP(D)::QAR2(F)
  • Tries
    • Try
      • S(C);CHECK,XP(h)
      • Vars
        • K(d);P-FLIGHT,P_SPINP(f),XB(E)::QAB(F),XR(b)
      • Refutation
        • K(d);P-FLIGHT,XP(B)
  • Actual
    • B(E);
    • Threat
      • S(C),XP(h)
    • Vars
      • K(d);P_SPINP(f),S_FLIGHT,XP(D)::B(A)+S(C),XP(a)
      • R(b);N_GUARD,XQ(F)::S(C),XP(a)
      • R(e);SBLOCK,XP(D)::QAR2(F)
      • P(f);OGATE::QAB1(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).