MESON Chess Problem Database

Problem Display
PID: 249378 (8/8/8/8/5p2/5R2/k1K5/8 w - - 0 1)

Burchard, Friedrich

Delander, Adolf

Flatau, Leo

Jungwirth, Otto

Latzel, Gerhard Paul

Maleika, Gerhard

Wubbeke, Horst

Deutsche Schachzeitung, 1968

8/8/8/8/5p2/5R2/k1K5/8

#2

2 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ka1
      • 2.Ra3#
  • Tries
    • 1.Rb3?
      • 1...Ka1
        • 2.Ra3#
      • 1...f3!
    • 1.Rc3?
      • 1...Ka1
        • 2.Ra3#
      • 1...f3!
    • 1.Rd3?
      • 1...Ka1
        • 2.Ra3#
      • 1...f3!
    • 1.Rh3?
      • 1...Ka1
        • 2.Ra3#
      • 1...f3!
    • 1.Rxf4?
      • threat
        • 2.Ra4#
      • 1...Ka1
        • 2.Ra4#
      • 1...Ka3!
  • Keys
    • 1.Kc1!
      • 1...Ka1
        • 2.Ra3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::R(B)
  • Tries
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(b);
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(b);
    • Try
      • R(B);XP(b)
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(a);P-FLIGHT::R(B)
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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).