MESON Chess Problem Database

Problem Display
PID: 193439 (8/2Kp3p/3p2bP/p2k4/1n1p1PQ1/3N4/3N4/1B6 w - - 0 1)

Bittenbinder, Gyorgy

Pesti Naplo, 1914

8/2Kp3p/3p2bP/p2k4/1n1p1PQ1/3N4/3N4/1B6

#2

7 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Be4
      • 2.Qg8#
    • 1...Bf5
      • 2.Qxf5#
    • 1...Bh5
      • 2.Qf5#
    • 1...Bf7
      • 2.Qf5#
    • 1...Be8
      • 2.Qf5#
    • 1...Sa2
      • 2.Bxa2#
    • 1...Sc2
      • 2.Ba2#
    • 1...Sc6
      • 2.Ba2#
  • Tries
    • 1.Qf3+?
      • 1...Be4
        • 2.Qxe4#
      • 1...Ke6!
    • 1.Qg2+?
      • 1...Be4
        • 2.Qxe4#
        • 2.Qg8#
      • 1...Ke6!
    • 1.Qg5+?
      • 1...Bf5
        • 2.Qxf5#
      • 1...Ke6!
  • Keys
    • 1.Kb6!
      • 1...Bxd3
        • 2.Qg8#
      • 1...Sxd3
        • 2.Ba2#
      • 1...Bf5
        • 2.Qxf5#
      • 1...Be4
        • 2.Qg8#
      • 1...Bh5
        • 2.Qf5#
      • 1...Bf7
        • 2.Qf5#
      • 1...Be8
        • 2.Qf5#
      • 1...Sa2
        • 2.Bxa2#
      • 1...Sc2
        • 2.Ba2#
      • 1...Sa6
        • 2.Ba2#
      • 1...Sc6
        • 2.Ba2#
      • 1...a4
        • 2.Sxb4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(f);OGATE::QAB(E)
    • B(f);N_GUARD::QAR2(E),XB(f)
    • B(f);N_GUARD::QAR2(E)
    • S(a);N_GUARD::B(A),XS(a)
    • S(a);N_GUARD::B(A)
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • B(f);N_GUARD,P_SPINB(f)::QAB1(E),XB(f)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • B(f);N_GUARD,P_SPINB(f)::QAR2(E),XB(f)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • K(G);S_FLIGHT
    • Vars
      • B(f);OGATE,XS(C)::QAB(E)
      • S(a);N_GUARD,XS(C)::B(A)
      • B(f);N_GUARD::QAR2(E),XB(f)
      • B(f);OGATE::QAB(E)
      • B(f);N_GUARD::QAR2(E)
      • S(a);N_GUARD::B(A),XS(a)
      • S(a);N_GUARD::B(A)
      • P(c);N_GUARD::S(C),XS(a)
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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).