MESON Chess Problem Database

Problem Display
PID: 240377 (2B1nr2/1p3p2/3Rbk1P/3p2pP/3N4/6p1/K4b2/B3RQ2 w - - 0 1)

Zilahi, Zoltan

Tijdschrift vd KNSB, 1933

2B1nr2/1p3p2/3Rbk1P/3p2pP/3N4/6p1/K4b2/B3RQ2

#2

9 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke7
      • 2.Sf5#
  • Tries
    • 1.Qxf2+?
      • 1...Ke7
        • 2.Sf5#
        • 2.Rd7#
      • 1...gxf2!
  • Keys
    • 1.Rxd5!
      • threat
        • 2.Sc6#
      • 1...Bxd5+
        • 2.Sb3#
      • 1...Ke7
        • 2.Sf5#
      • 1...Bf5
        • 2.Rxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(f);N_SPINB(a),P_SPINB(e),S_FLIGHT::S(E)
  • Tries
    • Try
      • Q(C);CHECK,P_PINB(e),XB(a)
      • Refutation
        • P(b);XQ(C)
  • Actual
    • R(G);P_SPINR(G),XP(c)
    • Threat
      • B(A)+S(E)
    • Vars
      • B(e);CHECK,XR(G)::B(A)+S(E)
      • K(f);N_SPINB(a),P_SPINB(e),S_FLIGHT::S(E)
      • B(e);N_PINR(G),N_SPINB(a)::R1(G),XB(e)
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).