MESON Chess Problem Database

Problem Display
PID: 196874 (2K3B1/4B3/4p3/7p/p2k2bQ/4NRN1/1P6/8 w - - 0 1)

Barroso, Victor Manuel Diez

Brisbane Courier, 1919

2K3B1/4B3/4p3/7p/p2k2bQ/4NRN1/1P6/8

#2

8 + 5

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qf6#
    • 1...e5+
      • 2.Sef5#
  • Tries
    • 1.Bb4?
      • 1...e5+
        • 2.Sef5#
      • 1...Kd3
        • 2.Qd8#
      • 1...Ke5
        • 2.Qf6#
      • 1...a3!
    • 1.Bc5+?
      • 1...Kd3
        • 2.Qd8#
      • 1...Ke5
        • 2.Qf6#
      • 1...Kxc5!
    • 1.Bf8?
      • 1...e5+
        • 2.Sef5#
      • 1...Kd3
        • 2.Qd8#
      • 1...Ke5
        • 2.Qf6#
      • 1...a3!
    • 1.Qf6+?
      • 1...Kd3
        • 2.Qc3#
      • 1...e5+!
  • Keys
    • 1.Ba3!
      • 1...e5+
        • 2.Sef5#
      • 1...Kd3
        • 2.Qd8#
      • 1...Ke5
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);N_SPINB(c),S_FLIGHT::QAB1(E)
    • P(e);CHECK,N_GUARD,SBLOCK::S(B)
  • Tries
    • Try
      • B(F);
      • Vars
        • P(e);CHECK,N_GUARD,SBLOCK::S(B)
        • K(b);N_SPINB(c),P-FLIGHT::QAR(E)
        • K(b);N_SPINB(c),S_FLIGHT::QAB1(E)
      • Refutation
        • P(a);
    • Try
      • B(F);CHECK
      • Vars
        • K(b);N_SPINB(c),P-FLIGHT::QAR(E)
        • K(b);N_SPINB(c),S_FLIGHT::QAB1(E)
      • Refutation
        • K(b);N_SPINB(c),S_FLIGHT,XB(F)
    • Try
      • B(F);
      • Vars
        • P(e);CHECK,N_GUARD,SBLOCK::S(B)
        • K(b);N_SPINB(c),P-FLIGHT::QAR(E)
        • K(b);N_SPINB(c),S_FLIGHT::QAB1(E)
      • Refutation
        • P(a);
    • Try
      • Q(E);CHECK,N_PINB(c)
      • Vars
        • K(b);OGATE,P-FLIGHT::QAR1(E)
      • Refutation
        • P(e);CHECK,P_SPINP(e)
  • Actual
    • B(F);
    • Vars
      • P(e);CHECK,N_GUARD,SBLOCK::S(B)
      • K(b);N_SPINB(c),P-FLIGHT::QAR(E)
      • K(b);N_SPINB(c),S_FLIGHT::QAB1(E)
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).