MESON Chess Problem Database

Problem Display
PID: 256507 (BB2bK2/1r2Nn2/3b1N2/5Pp1/R2q1kP1/1n1Pp2Q/8/8 w - - 0 1)

Salardini, Erio

Wiener Schachzeitung, 1936

BB2bK2/1r2Nn2/3b1N2/5Pp1/R2q1kP1/1n1Pp2Q/8/8

#2

10 + 9

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qe4
      • 2.Rxe4#
    • 1...Rb4
      • 2.Qh2#
    • 1...Rb5
      • 2.Qh2#
    • 1...Rb6
      • 2.Qh2#
    • 1...Ra7
      • 2.Qh2#
    • 1...Rc7
      • 2.Qh2#
    • 1...Rd7
      • 2.Qh2#
    • 1...Rxe7
      • 2.Qh2#
    • 1...Rxb8
      • 2.Qh2#
    • 1...Be5
      • 2.Sfd5#
      • 2.Sh5#
      • 2.Sed5#
      • 2.Sg6#
    • 1...Bc7
      • 2.Sg6#
    • 1...Bxb8
      • 2.Sg6#
    • 1...Se5
      • 2.Sd5#
    • 1...Sh6
      • 2.Bxd6#
    • 1...Sd8
      • 2.Bxd6#
    • 1...Sh8
      • 2.Bxd6#
  • Tries
    • 1.Bxd6+?
      • 1...Se5
        • 2.Sfd5#
        • 2.Sed5#
      • 1...Sxd6!
  • Keys
    • 1.Kg7!
      • threat
        • 2.Sg6#
      • 1...Ke5
        • 2.Sg6#
      • 1...Rxe7
        • 2.Qh2#
      • 1...Se5
        • 2.Sd5#
      • 1...Sh6
        • 2.Bxd6#
      • 1...Sd8
        • 2.Bxd6#
      • 1...Sh8
        • 2.Bxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 10
  • Sets
    • Q(c);OGATE::R1(C),XQ(c)
    • R(g);N_SPINQ(c)::QAB(B)
    • R(g);::QAB(B)
    • R(g);N_SPINB(f)::QAB(B)
    • R(g);XS(G)::QAB(B)
    • R(g);N_SPINB(f),XB(I)::QAB(B)
    • B(f);N_PINS(G)::S(G)
    • B(f);N_PINS(G),N_SPINB(f),XB(I)::S(G)
    • S(h);N_SPINB(f),SBLOCK::S(F)
    • S(h);N_GUARD::B(I),XB(f)
  • Tries
    • Try
      • B(I);CHECK,N_SPINS(G),XB(f)
      • Refutation
        • S(h);XB(I)
  • Actual
    • K(J);N_SPINS(G),P_SPINS(F),S_FLIGHT
    • Threat
      • S(G)
    • Vars
      • K(d);N_PINS(F),N_SPINQ(c),S_FLIGHT::S(G)
      • R(g);XS(G)::QAB(B)
      • S(h);N_PINS(F),N_SPINB(f),P_PINS(G),SBLOCK::S(F)
      • S(h);N_GUARD::B(I),XB(f)
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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).