MESON Chess Problem Database

Problem Display
PID: 89867 (1n5B/8/8/5p2/K5br/2N2p2/P4RP1/kB5R w - - 0 1)

Kipping, Cyril Stanley

Die Schwalbe, 1928

1n5B/8/8/5p2/K5br/2N2p2/P4RP1/kB5R

#2

8 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bh3+
      • 2.Be4#
    • 1...Bh5+
      • 2.Se4#
  • Tries
    • 1.Sd1+?
      • 1...Kxb1
        • 2.Sc3#
      • 1...Rxh8!
    • 1.Bc2+?
      • 1...Kb2
        • 2.Bb3#
        • 2.Bd3#
        • 2.Be4#
        • 2.Bxf5#
        • 2.Rb1#
      • 1...Rxh1!
    • 1.Rc1?
      • threat
        • 2.Bd3#
        • 2.Be4#
        • 2.Bxf5#
      • 1...Bh3+
        • 2.Be4#
      • 1...Bh5+
        • 2.Se4#
        • 2.Be4#
      • 1...f4
        • 2.Bd3#
        • 2.Be4#
        • 2.Bf5#
        • 2.Bg6#
        • 2.Bh7#
      • 1...Rh1!
  • Keys
    • 1.a3!
      • threat
        • 2.Ra2#
      • 1...Bh3+
        • 2.Be4#
      • 1...Bh5+
        • 2.Se4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(c);CHECK,S_CUTR(d)::R(B)+B(A)
    • B(c);CHECK,S_CUTR(d)::B(H)+S(F)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(a);P-FLIGHT,XB(A)::R(B)+S(F),DCHECK
      • Refutation
        • R(d);XB(H)
    • Try
      • B(A);CHECK
      • Refutation
        • R(d);XR(B)
    • Try
      • R(B);
      • Threat
        • DUALS(3)
      • Vars
        • B(c);CHECK::R(B)+B(A)
      • Refutation
        • R(d);
  • Actual
    • P(C);
    • Threat
      • R1(D)
    • Vars
      • B(c);CHECK,S_CUTR(d)::R(B)+B(A)
      • B(c);CHECK,S_CUTR(d)::B(H)+S(F)
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).