MESON Chess Problem Database

Problem Display
PID: 122762 (1K1Q4/p2Np3/P5P1/1PPk4/BB2b1PN/2P5/3n4/4R3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Source?, 0000

1K1Q4/p2Np3/P5P1/1PPk4/BB2b1PN/2P5/3n4/4R3

#2

13 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Se5#
    • 1...Bb1
      • 2.Sb6#
    • 1...Bh1
      • 2.Sb6#
    • 1...Bc2
      • 2.Sb6#
    • 1...Bg2
      • 2.Sb6#
    • 1...Bd3
      • 2.Sb6#
    • 1...Bf3
      • 2.Sb6#
    • 1...Bf5
      • 2.Sb6#
    • 1...Bxg6
      • 2.Sb6#
    • 1...Sb1
      • 2.Bb3#
    • 1...Sf1
      • 2.Bb3#
    • 1...Sb3
      • 2.Bxb3#
    • 1...Sf3
      • 2.Bb3#
    • 1...e5
      • 2.Qg8#
  • Tries
    • 1.Sf8+?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke5!
  • Keys
    • 1.Sg2!
      • 1...Kc4
        • 2.Se5#
      • 1...Ke6
        • 2.Sf4#
      • 1...Bxg2
        • 2.Sb6#
      • 1...Bxg6
        • 2.Sb6#
      • 1...Sc4
        • 2.Sf4#
      • 1...Bb1
        • 2.Sb6#
      • 1...Bc2
        • 2.Sb6#
      • 1...Bd3
        • 2.Sb6#
      • 1...Bf3
        • 2.Sb6#
      • 1...Bf5
        • 2.Sb6#
      • 1...Sb1
        • 2.Bb3#
      • 1...Sf1
        • 2.Bb3#
      • 1...Sb3
        • 2.Bxb3#
      • 1...Sf3
        • 2.Bb3#
      • 1...e5
        • 2.Qg8#
      • 1...e6
        • 2.Se3#

This is a version of 50650

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • K(c);S_FLIGHT::S(K)
    • B(b);::QAR(M)+S(K),DCHECK
    • B(b);XP(J)::QAR(M)+S(K),DCHECK
    • S(a);N_GUARD::B(C)
    • S(a);N_GUARD::B(C),XS(a)
    • P(e);N_GUARD::QAB(M)
  • Tries
    • Try
      • S(K);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT::QAR1(M)
      • Refutation
        • K(c);P-FLIGHT,P_SPINB(b)
  • Actual
    • S(F);
    • Vars
      • K(c);S_FLIGHT::S(K)
      • K(c);P_SPINB(b),S_FLIGHT::S(F)
      • B(b);XS(F)::QAR(M)+S(K),DCHECK
      • B(b);XP(J)::QAR(M)+S(K),DCHECK
      • S(a);SBLOCK::S(F)
      • B(b);::QAR(M)+S(K),DCHECK
      • S(a);N_GUARD::B(C)
      • S(a);N_GUARD::B(C),XS(a)
      • P(e);N_GUARD::QAB(M)
      • P(e);SBLOCK::S(F)
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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).