MESON Chess Problem Database

Problem Display
PID: 193632 (8/3K1p2/3b2B1/2pk1rN1/2Rq1n1R/3pp3/Q7/8 w - - 0 1)

Waldner, Karl

Das Interessante Blatt, 1915

8/3K1p2/3b2B1/2pk1rN1/2Rq1n1R/3pp3/Q7/8

#2

6 + 9

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Keys
    • 1.Sf3!
      • threat
        • 2.Rxd4#
      • 1...Ke4
        • 2.Qa8#
      • 1...Qxc4
        • 2.Qa8#
      • 1...Qa1
        • 2.Rd4#
      • 1...Qb2
        • 2.Rd4#
      • 1...Qc3
        • 2.Rd4#
      • 1...Qe5
        • 2.Rd4#
      • 1...Qf6
        • 2.Rd4#
      • 1...Qg7
        • 2.Rd4#
      • 1...Qh8
        • 2.Rd4#
      • 1...Qe4
        • 2.Rd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • QAB(A)+R(B),DCHECK,XQ(c)
    • Vars
      • K(f);P_SPINQ(c),P_SPINR(g),P_SPINS(d),S_FLIGHT::QAB(A)
      • Q(c);P_SPINQ(c),SBLOCK,XR(B)::QAB(A)
      • Q(c);::QAB(A)+R(B),DCHECK
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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).