MESON Chess Problem Database

Problem Display
PID: 2443 (3B4/5b2/5PP1/4K1n1/1pr1p3/RBk2p2/5R2/8 w - - 0 1)

Kling, Josef

Source?, 0000

3B4/5b2/5PP1/4K1n1/1pr1p3/RBk2p2/5R2/8

#2

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Bc2#
  • Tries
    • 1.Bd1+?
      • 1...b3
        • 2.Rxb3#
      • 1...bxa3!
    • 1.Ba2+?
      • 1...b3
        • 2.Rxb3#
      • 1...bxa3!
    • 1.Ba4+?
      • 1...b3
        • 2.Rxb3#
      • 1...bxa3!
  • Keys
    • 1.Ba5!
      • threat
        • 2.Bd1#
        • 2.Ba2#
        • 2.Ba4#
      • 1...Rc5+
        • 2.Bd5#
      • 1...Kd3
        • 2.Bc2#
      • 1...Rd4
        • 2.Bd5#
        • 2.Be6#
        • 2.Bxf7#
      • 1...Rc6
        • 2.Bd5#
        • 2.Be6#
        • 2.Bxf7#
      • 1...Rc7
        • 2.Bd5#
        • 2.Be6#
        • 2.Bxf7#
      • 1...Rc8
        • 2.Bd5#
        • 2.Be6#
        • 2.Bxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::R(B)+B(C),DCHECK
  • Tries
    • Try
      • B(C);CHECK
      • Vars
        • P(c);P_SPINP(c)::R1(B),XP(c)
      • Refutation
        • P(c);XR(B)
    • Try
      • B(C);CHECK
      • Vars
        • P(c);P_SPINP(c)::R1(B),XP(c)
      • Refutation
        • P(c);XR(B)
    • Try
      • B(C);CHECK
      • Vars
        • P(c);P_SPINP(c)::R1(B),XP(c)
      • Refutation
        • P(c);XR(B)
  • Actual
    • B(G);P_PINP(c)
    • Threat
      • DUALS(3)
    • Vars
      • R(d);CHECK,OGATE::R(B)+B(C)
      • K(a);N_SPINP(c),P-FLIGHT::R(B)+B(C),DCHECK
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).