MESON Chess Problem Database

Problem Display
PID: 196986 (6r1/5p2/1pPppp1n/1B4pQ/1PKBn1r1/1P4p1/R2Pk1Nb/R3Nb2 w - - 0 1)

Meschick, AG

Brisbane Courier, 1919

6r1/5p2/1pPppp1n/1B4pQ/1PKBn1r1/1P4p1/R2Pk1Nb/R3Nb2

#2

12 + 14

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sxd2+
      • 2.Kc3#
    • 1...Sf2
      • 2.d3#
    • 1...Sc3
      • 2.Kxc3#
      • 2.dxc3#
    • 1...Sc5
      • 2.d3#
    • 1...Sf5
      • 2.Qxg4#
    • 1...e5
      • 2.Kd5#
  • Tries
    • 1.Bg1?
      • threat
        • 2.Kd4#
      • 1...Sxd2+
        • 2.Kc3#
      • 1...Sf2+
        • 2.d4#
      • 1...Sc3+
        • 2.Kxc3#
      • 1...Sc5+
        • 2.d4#
      • 1...Sf5
        • 2.Qxg4#
      • 1...e5
        • 2.Kd5#
      • 1...Bxg1!
  • Keys
    • 1.Be3!
      • threat
        • 2.Kd4#
      • 1...Sxd2+
        • 2.Kc3#
      • 1...Sf2+
        • 2.d4#
      • 1...Sc3+
        • 2.Kxc3#
      • 1...Sc5+
        • 2.d4#
      • 1...Sf5
        • 2.Qxg4#
      • 1...e5
        • 2.Kd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(e);CHECK,P_PINB(I),P_SPINS(e),XP(D)::B(J)+K(H)
    • S(e);N_GUARD,P_PINB(I)::R(C)+P(D)
    • S(l);N_GUARD::QAB(K),XR(f)
    • P(j);::B(J)+K(H)
  • Tries
    • Try
      • B(I);
      • Threat
        • B(J)+K(H)
      • Vars
        • S(e);CHECK,P_SPINS(e),XP(D)::B(J)+K(H)
        • S(e);CHECK,N_GUARD::R(C)+P(D)
        • S(e);CHECK::B(J)+K(H),XS(e)
        • S(l);N_GUARD::QAB(K),XR(f)
        • P(j);::B(J)+K(H)
      • Refutation
        • B(c);XB(I)
  • Actual
    • B(I);
    • Threat
      • B(J)+K(H)
    • Vars
      • S(e);CHECK,P_SPINS(e),XP(D)::B(J)+K(H)
      • S(e);CHECK,N_GUARD::R(C)+P(D)
      • S(e);CHECK::B(J)+K(H),XS(e)
      • S(l);N_GUARD::QAB(K),XR(f)
      • P(j);::B(J)+K(H)
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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).