MESON Chess Problem Database

Problem Display
PID: 278214 (2R5/2N1pN2/1p2B3/1P2P1Q1/1Bnkp1K1/4p3/2P1n3/8 w - - 0 1)

Maleika, Gerhard

Phenix, 2008

2R5/2N1pN2/1p2B3/1P2P1Q1/1Bnkp1K1/4p3/2P1n3/8

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Rd8#
    • 1...Sd2
      • 2.Rd8#
    • 1...Sa3
      • 2.Rd8#
    • 1...Sa5
      • 2.Rd8#
    • 1...Sxe5+
      • 2.Qxe5#
  • Tries
    • 1.Sa6?
      • threat
        • 2.Rxc4#
      • 1...Sxe5+
        • 2.Qxe5#
      • 1...Sb2
        • 2.Rd8#
      • 1...Sd2
        • 2.Rd8#
      • 1...Sa3
        • 2.Rd8#
      • 1...Sa5
        • 2.Rd8#
      • 1...Sd6!
    • 1.Sa8?
      • threat
        • 2.Rxc4#
      • 1...Sxe5+
        • 2.Qxe5#
      • 1...Sb2
        • 2.Rd8#
      • 1...Sd2
        • 2.Rd8#
      • 1...Sa3
        • 2.Rd8#
      • 1...Sa5
        • 2.Rd8#
      • 1...Sd6!
    • 1.Se8?
      • threat
        • 2.Rxc4#
      • 1...Sxe5+
        • 2.Qxe5#
      • 1...Sb2
        • 2.Rd8#
      • 1...Sd2
        • 2.Rd8#
      • 1...Sa3
        • 2.Rd8#
      • 1...Sa5
        • 2.Rd8#
      • 1...Sd6!
  • Keys
    • 1.Sd5!
      • 1...Sxe5+
        • 2.Qxe5#
      • 1...Sc1
        • 2.Bc3#
      • 1...Sg1
        • 2.Bc3#
      • 1...Sc3
        • 2.Bxc3#
      • 1...Sg3
        • 2.Bc3#
      • 1...Sf4
        • 2.Bc3#
      • 1...Sb2
        • 2.Qxe3#
      • 1...Sd2
        • 2.Qxe3#
      • 1...Sa3
        • 2.Qxe3#
      • 1...Sa5
        • 2.Qxe3#
      • 1...Sd6
        • 2.Qxe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::R(J)
    • S(c);CHECK,OGATE,XP(E)::QAB1(F),XS(c)
  • Tries
    • Try
      • S(H);
      • Threat
        • R1(J),XS(c)
      • Vars
        • S(c);CHECK,OGATE,XP(E)::QAB1(F),XS(c)
        • S(c);N_GUARD::R(J)
      • Refutation
        • S(c);
    • Try
      • S(H);
      • Threat
        • R1(J),XS(c)
      • Vars
        • S(c);CHECK,OGATE,XP(E)::QAB1(F),XS(c)
        • S(c);N_GUARD::R(J)
      • Refutation
        • S(c);
    • Try
      • S(H);
      • Threat
        • R1(J),XS(c)
      • Vars
        • S(c);CHECK,OGATE,XP(E)::QAB1(F),XS(c)
        • S(c);N_GUARD::R(J)
      • Refutation
        • S(c);
  • Actual
    • S(H);
    • Vars
      • S(c);CHECK,OGATE,XP(E)::QAB1(F),XS(c)
      • S(a);N_GUARD::B(B)
      • S(a);N_GUARD::B(B),XS(a)
      • S(c);N_GUARD::QAB1(F),XP(b)
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).