MESON Chess Problem Database

Problem Display
PID: 275201 (2b2K2/1q1pBPN1/r7/R1b1k3/2Pp1pP1/1n1P1p2/7N/8 w - - 0 1)

Howard, Kenneth Samuel

British Chess Magazine, 1935

2b2K2/1q1pBPN1/r7/R1b1k3/2Pp1pP1/1n1P1p2/7N/8

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Qb4
      • 2.Sxf3#
    • 1...Qb5
      • 2.Sxf3#
    • 1...Qb6
      • 2.Sxf3#
    • 1...Qa7
      • 2.Sxf3#
    • 1...Qc7
      • 2.Sxf3#
    • 1...Qb8
      • 2.Sxf3#
    • 1...Rc6
      • 2.Sxf3#
    • 1...d5
      • 2.Sxf3#
  • Tries
    • 1.Rxc5+?
      • 1...Qd5
        • 2.Sxf3#
        • 2.Rxd5#
      • 1...d5
        • 2.Sxf3#
      • 1...Sxc5!
  • Keys
    • 1.g5!
      • threat
        • 2.Sg4#
      • 1...d5
        • 2.Sxf3#
      • 1...d6
        • 2.Bf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 7
  • Sets
    • Q(h);N_GUARD::S(A),XP(b)
    • Q(h);N_GUARD,N_SPINB(e)::S(A),XP(b)
    • R(g);S_CUTQ(h)::S(A),XP(b)
    • P(i);N_SPINB(e),S_CUTQ(h)::S(A),XP(b)
  • Tries
    • Try
      • R(E);CHECK,N_SPINB(F),XB(e)
      • Vars
        • P(i);P_SPINP(i)::S(A),XP(b)
      • Refutation
        • S(a);XR(E)
  • Actual
    • P(D);
    • Threat
      • S(A)
    • Vars
      • P(i);N_SPINB(e),S_CUTQ(h)::S(A),XP(b)
      • P(i);N_PINB(F),SBLOCK::B(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).