MESON Chess Problem Database

Problem Display
PID: 193607 (4N3/5n2/6p1/5kNp/7p/7P/3QP3/6K1 w - - 0 1)

Perlis, Julius

Neuigkeits Weltblatt, 1915

4N3/5n2/6p1/5kNp/7p/7P/3QP3/6K1

#2

6 + 5

5454 Near Snap 2019
6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Se5
      • 2.e4#
  • Keys
    • 1.e3!
      • 1...Ke5
        • 2.Qa5#
      • 1...Kxg5
        • 2.e4#
      • 1...Sxg5
        • 2.Qd5#
      • 1...Se5
        • 2.e4#
      • 1...Sd6
        • 2.Qd5#
      • 1...Sh6
        • 2.Qa5#
        • 2.Qd5#
      • 1...Sd8
        • 2.Qa5#
        • 2.Qd5#
      • 1...Sh8
        • 2.Qa5#
        • 2.Qd5#

Anticipated by 107063(1886)

This anticipates 93859(1952)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(e);SBLOCK::P(C)
  • Actual
    • P(C);
    • Vars
      • K(b);P-FLIGHT::QAR(B)
      • K(b);P-FLIGHT,XS(E)::QAB(B)+P(C)
      • S(e);N_GUARD,SBLOCK,XS(E)::QAR2(B)
      • S(e);SBLOCK::P(C)
      • S(e);N_GUARD::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).