MESON Chess Problem Database

Problem Display
PID: 190303 (2B5/7K/2QP4/4k1p1/1P1b4/6P1/3Rn1P1/1n6 w - - 0 1)

Forsberg, Henry Olof Axel

Svenska Dagbladet, 1932

(First published on Sun Jan 17 1932)

2B5/7K/2QP4/4k1p1/1P1b4/6P1/3Rn1P1/1n6

#2

8 + 5

4035 Aarsskrift for DSK 1937
5454 Near Snap 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Rxe2+?
      • 1...Kf6
        • 2.Qf3#
      • 1...Be3!
    • 1.Qd5+?
      • 1...Kf6
        • 2.Qe6#
        • 2.Qf5#
      • 1...Kxd5!
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qe6#
      • 1...Ke4
        • 2.Rxe2#
      • 1...Kxd6
        • 2.Qc5#
      • 1...Kf6
        • 2.Qe6#
      • 1...Sxg3
        • 2.Qxd4#
      • 1...Sf4
        • 2.Qxd4#

Anticipated by 194874(1918)

This anticipates 154518(1932)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK,XS(b)
      • Vars
        • K(d);S_FLIGHT::QAR(E)
      • Refutation
        • B(c);P_SPINB(c)
    • Try
      • Q(E);CHECK
      • Refutation
        • K(d);P-FLIGHT,P_SPINB(c),XQ(E)
  • Actual
    • Q(E);
    • Threat
      • QAR1(E)
    • Vars
      • K(d);P-FLIGHT,P_SPINB(c)::R(A),XS(b)
      • K(d);P_SPINB(c),S_FLIGHT,XP(F)::QAB1(E)
      • K(d);S_FLIGHT::QAR1(E)
      • S(b);N_GUARD,XP(C)::QAB1(E),XB(c)
      • S(b);N_GUARD::QAB1(E),XB(c)
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).