MESON Chess Problem Database

Problem Display
PID: 166868 (q1n5/p7/3P1Rp1/1pB3p1/4kPB1/2PR1p2/2K5/7b w - - 0 1)

Bakcsi, Gyorgy

Deutsche Schachzeitung, 1959

q1n5/p7/3P1Rp1/1pB3p1/4kPB1/2PR1p2/2K5/7b

#2

8 + 9

15148 Sadier Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Qd5
      • 2.Re3#
    • 1...gxf4
      • 2.Re6#
  • Tries
    • 1.Kd2?
      • threat
        • 2.Rd4#
      • 1...gxf4
        • 2.Re6#
      • 1...Qd5!
    • 1.Bg1?
      • threat
        • 2.Rd4#
      • 1...gxf4
        • 2.Re6#
      • 1...Qd5
        • 2.Re3#
      • 1...f2!
    • 1.c4?
      • threat
        • 2.Re3#
      • 1...gxf4
        • 2.Re6#
      • 1...bxc4!
  • Keys
    • 1.Bf2!
      • threat
        • 2.Rd4#
      • 1...gxf4
        • 2.Re6#
      • 1...Qd5
        • 2.Re3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • Q(h);SBLOCK::R1(C)
    • P(e);SBLOCK,XP(D)::R(H)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • R1(C)
      • Vars
        • P(e);SBLOCK,XP(D)::R(H)
      • Refutation
        • Q(h);P_PINR(C)
    • Try
      • B(F);
      • Threat
        • R1(C)
      • Vars
        • P(e);SBLOCK,XP(D)::R(H)
        • Q(h);SBLOCK::R1(C)
      • Refutation
        • P(b);
    • Try
      • P(B);
      • Threat
        • R1(C)
      • Vars
        • P(e);SBLOCK,XP(D)::R(H)
      • Refutation
        • P(d);XP(B)
  • Actual
    • B(F);
    • Threat
      • R1(C)
    • Vars
      • P(e);SBLOCK,XP(D)::R(H)
      • Q(h);SBLOCK::R1(C)
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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).