MESON Chess Problem Database

Problem Display
PID: 215667 (8/8/6pB/4PB2/4RQ1b/3kN3/K2P2qr/3b4 w - - 0 1)

Reinhofer, Erwin

Badische Neueste Nachrichten, 1986

8/8/6pB/4PB2/4RQ1b/3kN3/K2P2qr/3b4

#2

8 + 6

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qe2
      • 2.Rd4#
    • 1...Be2
      • 2.Rd4#
  • Keys
    • 1.Sc2!
      • threat
        • 2.Sb4#
      • 1...Kxc2
        • 2.Rc4#
      • 1...Qxe4
        • 2.Qxe4#
      • 1...Qxd2
        • 2.Re3#
      • 1...Bxc2
        • 2.Qe3#
      • 1...Be7
        • 2.Se1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • Q(b);SBLOCK::B(G)+R(D),DCHECK
    • B(a);N_PINP(B),SBLOCK::B(G)+R(D),DCHECK
  • Actual
    • S(C);N_SPINP(B)
    • Threat
      • S(C)
    • Vars
      • K(d);S_FLIGHT,XS(C)::B(G)+R(D),DCHECK
      • Q(b);OGATE,P_SPINQ(b),XR(D)::QAB1(E),XQ(b)
      • Q(b);P_PINS(C),SBLOCK,XP(B)::B(G)+R(D),DCHECK
      • B(a);SBLOCK,XS(C)::QAR1(E)
      • B(e);N_GUARD::S(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).