MESON Chess Problem Database

Problem Display
PID: 96957 (8/8/8/4B3/8/2nBk3/5pP1/K4Q2 w - - 0 1)

Pulcherio, Cauby

100 Problemas do Xadrez Brasileiro, 1929

8/8/8/4B3/8/2nBk3/5pP1/K4Q2

#2

5 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd2
      • 2.Bf4#
    • 1...Sb1
      • 2.Qe2#
    • 1...Sd1
      • 2.Qe2#
    • 1...Sa2
      • 2.Qe2#
    • 1...Se2
      • 2.Qxe2#
    • 1...Sa4
      • 2.Qe2#
    • 1...Se4
      • 2.Qe2#
    • 1...Sb5
      • 2.Qe2#
    • 1...Sd5
      • 2.Qe2#
  • Tries
    • 1.g3?
      • 1...Kd2
        • 2.Bf4#
      • 1...Se2
        • 2.Qxe2#
      • 1...Sb1
        • 2.Qe2#
      • 1...Sd1
        • 2.Qe2#
      • 1...Sa2
        • 2.Qe2#
      • 1...Sa4
        • 2.Qe2#
      • 1...Se4
        • 2.Qe2#
      • 1...Sb5
        • 2.Qe2#
      • 1...Sd5
        • 2.Qe2#
      • 1...Kf3!
  • Keys
    • 1.g4!
      • 1...Kd2
        • 2.Bf4#
      • 1...Kf3
        • 2.Qh3#
      • 1...Se2
        • 2.Qxe2#
      • 1...Sb1
        • 2.Qe2#
      • 1...Sd1
        • 2.Qe2#
      • 1...Sa2
        • 2.Qe2#
      • 1...Sa4
        • 2.Qe2#
      • 1...Se4
        • 2.Qe2#
      • 1...Sb5
        • 2.Qe2#
      • 1...Sd5
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::B(E)
    • S(b);N_GUARD::QAR1(B)
    • S(b);N_GUARD::QAR1(B),XS(b)
  • Tries
    • Try
      • P(C);
      • Vars
        • K(c);S_FLIGHT::B(E)
        • S(b);N_GUARD::QAR1(B),XS(b)
        • S(b);N_GUARD::QAR1(B)
      • Refutation
        • K(c);P-FLIGHT,P_SPINP(a)
  • Actual
    • P(C);
    • Vars
      • K(c);S_FLIGHT::B(E)
      • K(c);P-FLIGHT,P_SPINP(a)::QAR2(B)
      • S(b);N_GUARD::QAR1(B),XS(b)
      • S(b);N_GUARD::QAR1(B)
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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).