MESON Chess Problem Database

Problem Display
PID: 24100 (8/5B2/5p2/8/3pk3/8/5QP1/2K5 w - - 0 1)

Steinmann, R

Schweizerische Schachzeitung, 1902

8/5B2/5p2/8/3pk3/8/5QP1/2K5

#2

4 + 3

3757 Schachminiaturen I 1902
2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Qf3#
  • Tries
    • 1.Qf4+?
      • 1...Kd3
        • 2.Qf3#
      • 1...Kxf4!
    • 1.Qf5+?
      • 1...Ke3
        • 2.Qf3#
      • 1...Kxf5!
    • 1.Qxf6?
      • 1...Kd3
        • 2.Qf3#
      • 1...Ke3
        • 2.Qf3#
      • 1...d3!
  • Keys
    • 1.g3!
      • 1...Kd3
        • 2.Qf3#
      • 1...Ke5
        • 2.Qf4#
      • 1...d3
        • 2.Qf4#
      • 1...f5
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAR2(B)
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(B)
      • Refutation
        • K(b);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(B)
      • Refutation
        • K(b);S_FLIGHT,XQ(B)
    • Try
      • Q(B);XP(c)
      • Vars
        • K(b);S_FLIGHT::QAR2(B)
        • K(b);P-FLIGHT::QAR1(B)
      • Refutation
        • P(a);
  • Actual
    • P(C);
    • Vars
      • K(b);S_FLIGHT::QAR2(B)
      • K(b);P-FLIGHT::QAB1(B)
      • P(a);SBLOCK::QAR1(B)
      • P(c);SBLOCK::QAR2(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).