MESON Chess Problem Database

Problem Display
PID: 214457 (8/N3p3/2PpP1K1/2pbkP2/3pp3/2PP2P1/3p3p/3R2RQ w - - 0 1)

Scheletti, Constantin P

La Strategie, 1879

8/N3p3/2PpP1K1/2pbkP2/3pp3/2PP2P1/3p3p/3R2RQ

#2

11 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ba2
      • 2.Qxe4#
    • 1...Bb3
      • 2.Qxe4#
    • 1...Bc4
      • 2.Qxe4#
    • 1...Bxe6
      • 2.Qxe4#
    • 1...hxg1Q
      • 2.Qh8#
    • 1...hxg1S
      • 2.Qh8#
    • 1...hxg1B
      • 2.Qh8#
    • 1...hxg1R
      • 2.Qh8#
  • Keys
    • 1.c4!
      • 1...Bxc4
        • 2.Qxe4#
      • 1...Bxc6
        • 2.Sxc6#
      • 1...Bxe6
        • 2.Qxe4#
      • 1...hxg1Q
        • 2.Qh8#
      • 1...hxg1S
        • 2.Qh8#
      • 1...hxg1B
        • 2.Qh8#
      • 1...hxg1R
        • 2.Qh8#
      • 1...exd3
        • 2.Qxd5#
      • 1...e3
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • B(f);N_GUARD::QAR1(C),XP(d)
    • B(f);N_GUARD,XP(I)::QAR1(C),XP(d)
    • P(b);OGATE,P_PINP(F),XR(B)::QAB(C)
    • P(b);OGATE,XR(B)::QAB(C)
  • Actual
    • P(D);
    • Vars
      • B(f);N_GUARD,XP(D)::QAR1(C),XP(d)
      • B(f);XP(H)::S(K),XB(f)
      • B(f);N_GUARD,XP(I)::QAR1(C),XP(d)
      • P(b);OGATE,P_PINP(F),XR(B)::QAB(C)
      • P(b);OGATE,XR(B)::QAB(C)
      • P(d);OGATE,XP(E)::QAR1(C),XB(f)
      • P(d);OGATE::QAR1(C),XB(f)
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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).