MESON Chess Problem Database

Problem Display
PID: 189618 (8/4p3/4P2p/2P1k1bp/K1PN1R1p/3Pn2P/2n5/2Q5 w - - 0 1)

Sonnenschein, Samuel

Pesti Naplo, 1911

8/4p3/4P2p/2P1k1bp/K1PN1R1p/3Pn2P/2n5/2Q5

#2

9 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Bf6
      • 2.Re4#
    • 1...Sa1
      • 2.Qxe3#
    • 1...Se1
      • 2.Qxe3#
    • 1...Sa3
      • 2.Qxe3#
    • 1...Sb4
      • 2.Qxe3#
    • 1...Sxd4
      • 2.Qxe3#
  • Keys
    • 1.Qg1!
      • 1...Kxf4
        • 2.Qh2#
      • 1...Bxf4
        • 2.Qg7#
      • 1...Sxd4
        • 2.Qxe3#
      • 1...Sxc4
        • 2.Rf5#
      • 1...Sf5
        • 2.Rxf5#
      • 1...Bf6
        • 2.Re4#
      • 1...Sa1
        • 2.Qxe3#
      • 1...Se1
        • 2.Qxe3#
      • 1...Sa3
        • 2.Qxe3#
      • 1...Sb4
        • 2.Qxe3#
      • 1...Sd1
        • 2.Rf5#
      • 1...Sf1
        • 2.Rf5#
      • 1...Sg2
        • 2.Rf5#
      • 1...Sg4
        • 2.Rf5#
      • 1...Sd5
        • 2.Rf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • B(e);SBLOCK::R1(G)
    • S(a);N_GUARD::QAR2(A),XS(b)
    • S(a);N_GUARD,XS(F)::QAR2(A),XS(b)
  • Actual
    • Q(A);
    • Vars
      • K(d);OGATEB,S_FLIGHT,XR(G)::QAB(A)
      • B(e);OGATE,SBLOCK,XR(G)::QAB(A)
      • S(a);N_GUARD,XS(F)::QAR2(A),XS(b)
      • S(b);N_GUARD,XP(E)::R1(G)
      • S(b);N_GUARD::R1(G),XS(b)
      • B(e);SBLOCK::R1(G)
      • S(a);N_GUARD::QAR2(A),XS(b)
      • S(b);N_GUARD::R1(G)
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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).