MESON Chess Problem Database

Problem Display
PID: 254664 (4N1n1/8/KP3p2/1Q1R4/3pk1P1/b1r1q2r/2PPnP1B/2N1Rb2 w - - 0 1)

Munnik, DA

Probleemblad, 1946

4N1n1/8/KP3p2/1Q1R4/3pk1P1/b1r1q2r/2PPnP1B/2N1Rb2

#2

12 + 10

SOLUTION

  • SOUND
  • Keys
    • 1.Rf5!
      • threat
        • 2.Qd5#
      • 1...Sxc1
        • 2.Rf4#
      • 1...Sf4
        • 2.Rxf4#
      • 1...Qd3
        • 2.Rf4#
      • 1...Rc5
        • 2.Sd6#
      • 1...Bc5
        • 2.Qc6#
      • 1...Sg1
        • 2.Rf4#
      • 1...Sg3
        • 2.f3#
      • 1...Se7
        • 2.Sxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(I);
    • Threat
      • QAB1(H)
    • Vars
      • S(b);N_GUARD,P_PINQ(H),P_SPINQ(e),XS(A)::R1(I)
      • S(b);N_GUARD,P_PINQ(H),P_SPINQ(e)::R1(I),XS(b)
      • Q(e);N_GUARD,P_PINQ(H),P_SPINS(b)::R1(I)
      • R(d);S_CUTB(c)::S(L)
      • B(c);S_CUTR(d)::QAB(H)
      • S(b);N_GUARD,P_PINQ(H),P_SPINQ(e)::R1(I)
      • S(b);P_PINQ(H),P_SPINQ(e),S_CUTR(f)::P(E)
      • S(j);N_GUARD::S(L),XP(i)
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).