MESON Chess Problem Database

Problem Display
PID: 230140 (2b5/8/8/2pP4/R1Pkp3/1p2p2P/4P2Q/3K4 w - - 0 1)

Kriuckov, Pavel

Zadachi i Etyudi, 2000

2b5/8/8/2pP4/R1Pkp3/1p2p2P/4P2Q/3K4

#2

7 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Qe5#
  • Tries
    • 1.Qg3?
      • threat
        • 2.Qg7#
      • 1...Kc3
        • 2.Qe5#
        • 2.Qg7#
      • 1...Bg4!
    • 1.Qf4?
      • threat
        • 2.Qf6#
      • 1...Kc3
        • 2.Qe5#
        • 2.Qf6#
      • 1...Bf5!
    • 1.Qd6?
      • threat
        • 2.Qf6#
      • 1...Kc3
        • 2.Qe5#
        • 2.Qf6#
      • 1...Be6!
    • 1.Qc7?
      • threat
        • 2.Qg7#
      • 1...Kc3
        • 2.Qe5#
        • 2.Qg7#
      • 1...Bd7!
  • Keys
    • 1.Qb8!
      • 1...Kc3
        • 2.Qe5#
      • 1...Bxh3
        • 2.Qh8#
      • 1...Bg4
        • 2.Qh8#
      • 1...Bf5
        • 2.Qh8#
      • 1...Ba6
        • 2.Qh8#
      • 1...Be6
        • 2.Qh8#
      • 1...Bb7
        • 2.Qh8#
      • 1...Bd7
        • 2.Qh8#
      • 1...b2
        • 2.Qxb2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::QAB(C)
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAB(C)
      • Refutation
        • B(f);P_PINP(B)
    • Try
      • Q(C);P_PINP(d)
      • Threat
        • QAB(C)
      • Refutation
        • B(f);
    • Try
      • Q(C);
      • Threat
        • QAB(C)
      • Refutation
        • B(f);
    • Try
      • Q(C);
      • Threat
        • QAB(C)
      • Refutation
        • B(f);
  • Actual
    • Q(C);
    • Vars
      • K(c);S_FLIGHT::QAB(C)
      • B(f);OGATE,XP(D)::QAB(C)
      • B(f);OGATE,P_PINP(B)::QAB(C)
      • B(f);OGATE::QAB(C)
      • P(a);OGATE::QAB(C),XP(a)
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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).