MESON Chess Problem Database

Problem Display
PID: 8096 (1Q6/2pp1K2/4PRB1/2p5/q2k1P2/p3NR2/1p1NP3/4B3 w - - 0 1)

Papack, Daniel

1st Prize, Hlas l'udu, 1995

1Q6/2pp1K2/4PRB1/2p5/q2k1P2/p3NR2/1p1NP3/4B3

#2

11 + 7

3335 Cyclone 2000
45 Schach 2000
5417 FIDE Album (1995-1997) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Sb3#
      • 2.Sc2#
    • 1...Qb3
      • 2.Sxb3#
    • 1...Qc6
      • 2.Sb3#
    • 1...Qa5
      • 2.Sb3#
    • 1...Qa6
      • 2.Sb3#
    • 1...Qa7
      • 2.Sb3#
    • 1...Qa8
      • 2.Sb3#
    • 1...a2
      • 2.Qxb2#
    • 1...c6
      • 2.Qe5#
    • 1...d5
      • 2.Sf5#
  • Tries
    • 1.Rf5?
      • threat
        • 2.Qh8#
      • 1...Kc3
        • 2.Sb3#
      • 1...Qa8
        • 2.Sc2#
      • 1...dxe6!
    • 1.Qxc7?
      • threat
        • 2.Qe5#
      • 1...Kc3
        • 2.Sc2#
      • 1...d6!
  • Keys
    • 1.Qh8!
      • threat
        • 2.Rf5#
      • 1...Kc3
        • 2.Sc2#
      • 1...dxe6
        • 2.Rxe6#
      • 1...Qa8
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 8
  • Sets
    • Q(c);N_GUARD,P_PINP(G)::S(B),XQ(c)
    • Q(c);N_GUARD::S(B)
    • P(b);N_GUARD::QAB(K),XP(a)
    • P(f);OGATE::QAB1(K)
    • P(g);SBLOCK::S(D)
  • Tries
    • Try
      • R(H);
      • Threat
        • QAB(K)
      • Vars
        • K(d);S_FLIGHT::B(A)+S(B)
        • Q(c);N_GUARD::S(D)
      • Refutation
        • P(g);XP(G)
    • Try
      • Q(K);XP(f)
      • Threat
        • QAB1(K)
      • Vars
        • K(d);P_SPINP(e),S_FLIGHT::R(E)+S(D)
      • Refutation
        • P(g);
  • Actual
    • Q(K);
    • Threat
      • QAB(K)+R(H)
    • Vars
      • K(d);S_FLIGHT::R(E)+S(D)
      • P(g);OGATE,XP(G)::QAB(K)+R(H),XP(g)
      • Q(c);N_GUARD::S(B)
HTML5 logo

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).