Problem Display
PID: 241762 (6R1/5Kp1/6RP/5N1k/8/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

6R1/5Kp1/6RP/5N1k/8/8/8/8

#2

5 + 2


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Sets
    • 1...gxh6
      • 2.Rxh6#
  • Tries
    • 1.Ke6?
      • 1...gxh6
        • 2.Rxh6#
      • 1...Kxg6!
    • 1.Ke7?
      • 1...gxh6
        • 2.Rxh6#
      • 1...Kxg6!
    • 1.Ke8?
      • 1...gxh6
        • 2.Rxh6#
      • 1...Kxg6!
    • 1.Kf8?
      • 1...gxh6
        • 2.Rxh6#
      • 1...Kxg6!
    • 1.Rg1?
      • 1...gxh6
        • 2.Rh1#
      • 1...g5
        • 2.R1xg5#
        • 2.R8xg5#
      • 1...g6!
    • 1.Rg2?
      • 1...gxh6
        • 2.Rh2#
      • 1...g5
        • 2.R2xg5#
        • 2.R8xg5#
      • 1...g6!
    • 1.Rg3?
      • 1...gxh6
        • 2.Rh3#
      • 1...g5
        • 2.R3xg5#
        • 2.R8xg5#
      • 1...g6!
  • Keys
    • 1.Rh8!
      • 1...gxh6
        • 2.Rhxh6#

FEATURES


  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATE,XP(C)::R1(B),XP(b)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • P(b);OGATE,XP(C)::R1(B),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XR(B)
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(b);OGATE,XP(C)::R1(B),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XR(B)
    • Try
      • K(D);S_FLIGHT
      • Vars
        • P(b);OGATE,XP(C)::R1(B),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XR(B)
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(b);OGATE,XP(C)::R1(B),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XR(B)
    • Try
      • R(B);
      • Vars
        • P(b);XP(C)::R(B)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • P(b);XP(C)::R(B)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • P(b);XP(C)::R(B)
      • Refutation
        • P(b);
  • Actual
    • R(E);
    • Vars
      • P(b);OGATE,P_SPINP(b),XP(C)::R1(E),XP(b)


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).