MESON Chess Problem Database

Problem Display
PID: 98554 (2b1R3/1p1Bp3/1P1prp1B/1r2kP2/1PQNN3/3P4/8/4K3 w - - 0 1)

Petkov, Petko Andonov

Problemas, 1968

2b1R3/1p1Bp3/1P1prp1B/1r2kP2/1PQNN3/3P4/8/4K3

#2

11 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sxf6?
      • threat
        • 2.Sg4#
      • 1...Kxf6+
        • 2.Qxe6#
      • 1...Rxf6
        • 2.Sf3#
      • 1...exf6
        • 2.Rxe6#
      • 1...d5!
    • 1.Rxe7?
      • threat
        • 2.Rxe6#
      • 1...Rxe7
        • 2.Sf3#
      • 1...Bxd7!
  • Keys
    • 1.Sxd6!
      • threat
        • 2.Sf7#
      • 1...Kxd6+
        • 2.Qxe6#
      • 1...Rxd6
        • 2.Sf3#
      • 1...exd6
        • 2.Rxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);XP(e)
      • Threat
        • S(F)
      • Vars
        • K(b);CHECK,S_FLIGHT,XS(F)::QAR1(D),XR(d)
        • R(d);P_SPINP(g),SBLOCK,XS(F)::S(E)
        • P(g);OGATE,P_SPINR(d),XS(F)::R1(K),XR(d)
      • Refutation
        • P(c);
    • Try
      • R(K);P_PINR(d),XP(g)
      • Threat
        • R1(K),XR(d)
      • Vars
        • R(d);N_SPINR(d),XR(K)::S(E)
      • Refutation
        • B(h);XB(J)
  • Actual
    • S(F);XP(c)
    • Threat
      • S(F)
    • Vars
      • K(b);CHECK,S_FLIGHT,XS(F)::QAR1(D),XR(d)
      • R(d);P_SPINP(g),SBLOCK,XS(F)::S(E)
      • P(g);OGATE,P_SPINR(d),XS(F)::R1(K),XR(d)
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).