MESON Chess Problem Database

Problem Display
PID: 229379 (8/1K6/8/pkp5/6Q1/2P5/8/2B5 w - - 0 1)

Zimmer, Eligiusz

Sachova skladba, 2002

8/1K6/8/pkp5/6Q1/2P5/8/2B5

#2

4 + 3

5454 Near Snap 2021
6490 yacpdb 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Bd2?
      • 1...a4
        • 2.c4#
      • 1...c4!
    • 1.Ba3?
      • 1...c4
        • 2.Qd7#
      • 1...a4!
    • 1.Be3?
      • 1...c4
        • 2.Qd7#
      • 1...a4!
    • 1.Qe2+?
      • 1...Ka4
        • 2.Qc4#
      • 1...c4!
    • 1.Qe4?
      • 1...c4
        • 2.Qc6#
      • 1...a4!
  • Keys
    • 1.Qe6!
      • threat
        • 2.Qb3#
      • 1...Ka4
        • 2.Qc4#
      • 1...c4
        • 2.Qc6#
      • 1...a4
        • 2.Qa6#

Anticipated by 23691(1999)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);
      • Vars
        • P(a);SBLOCK::P(B)
      • Refutation
        • P(c);
    • Try
      • B(A);
      • Vars
        • P(c);SBLOCK::QAB(C)
      • Refutation
        • P(a);
    • Try
      • B(A);
      • Vars
        • P(c);SBLOCK::QAB(C)
      • Refutation
        • P(a);
    • Try
      • Q(C);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(C)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • Q(C);
      • Vars
        • P(c);::QAB1(C)
      • Refutation
        • P(a);
  • Actual
    • Q(C);
    • Threat
      • QAR2(C)
    • Vars
      • K(b);S_FLIGHT::QAR2(C)
      • P(c);::QAB1(C)
      • P(a);::QAB1(C)
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).