MESON Chess Problem Database

Problem Display
PID: 145767 (1bN4Q/qb4BB/2P5/1pr2P2/1N2k3/1r2p1P1/1p1P2K1/8 w - - 0 1)

Pape, Edouard

Good Companions (November), 1917

1bN4Q/qb4BB/2P5/1pr2P2/1N2k3/1r2p1P1/1p1P2K1/8

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Bd6
      • 2.Sxd6#
  • Keys
    • 1.Qd8!
      • threat
        • 2.Qd4#
      • 1...Rxb4
        • 2.d3#
      • 1...Rxf5
        • 2.Qd5#
      • 1...Rxc6
        • 2.Qd5#
      • 1...Rd3
        • 2.Qxd3#
      • 1...Rc1
        • 2.Qd5#
      • 1...Rc2
        • 2.Qd5#
      • 1...Rcc3
        • 2.Qd5#
      • 1...Rc4
        • 2.Qd5#
      • 1...Rd5
        • 2.Qxd5#
      • 1...Re5
        • 2.Qh4#
      • 1...Be5
        • 2.f6#
      • 1...Bd6
        • 2.Sxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • B(i);N_GUARD::S(I),XB(i)
  • Actual
    • Q(J);
    • Threat
      • QAR1(J)
    • Vars
      • R(b);N_GUARD,XS(D)::P(A)
      • R(f);N_GUARD,P_SPINR(f),XP(E)::QAB1(J)
      • R(f);N_GUARD,XP(F)::QAB1(J)
      • R(b);N_GUARD::QAB1(J),XR(b)
      • R(f);N_GUARD::QAB1(J)
      • R(f);N_GUARD,P_PINP(A)::QAB1(J)
      • R(f);N_GUARD::QAB1(J),XR(f)
      • R(f);S_CUTB(i)::QAR(J)
      • B(i);SBLOCK,S_CUTR(f)::B(H)+P(E)
      • B(i);N_GUARD::S(I),XB(i)
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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).