MESON Chess Problem Database

Problem Display
PID: 79800 (8/2KPp3/1NP1pb2/4k1n1/1R4Pp/2q1r2p/1B1Np1b1/2nRQ3 w - - 0 1)

Feldmann, Tibor (aka Florian, Tibor)

3rd Prize, The Problemist, 1933

8/2KPp3/1NP1pb2/4k1n1/1R4Pp/2q1r2p/1B1Np1b1/2nRQ3

#2

10 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Bxc3#
    • 1...exd1Q
      • 2.Bxc3#
    • 1...exd1B
      • 2.Bxc3#
    • 1...exd1R
      • 2.Bxc3#
  • Keys
    • 1.Qf2!
      • threat
        • 2.Qf4#
      • 1...Qd4
        • 2.Bxd4#
      • 1...Rf3
        • 2.Qc5#
      • 1...Re4
        • 2.Rb5#
      • 1...Bf3
        • 2.Qh2#
      • 1...Be4
        • 2.Sdc4#
      • 1...Sd3
        • 2.Bxc3#
      • 1...Sf3
        • 2.Qxe3#
      • 1...Se4
        • 2.Sdc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 3
  • Sets
    • S(a);S_CUTR(e)::B(C),XQ(d)
    • P(b);P_SPINR(e),XR(A)::B(C),XQ(d)
  • Actual
    • Q(B);
    • Threat
      • QAB1(B)
    • Vars
      • Q(d);N_PINP(H),OGATE::B(C),XQ(d)
      • R(e);OGATE::QAR2(B)
      • R(e);S_CUTB(c)::R(E)
      • B(c);OGATE::QAB(B)
      • B(c);SBLOCK::S(D)
      • S(a);S_CUTR(e)::B(C),XQ(d)
      • S(i);N_GUARD,S_CUTB(c)::QAR2(B),XR(e)
      • S(i);SBLOCK::S(D)
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).