MESON Chess Problem Database

Problem Display
PID: 193327 (1K6/3B4/3B1P2/3k4/P2p4/2p5/2P2P2/1Q6 w - - 0 1)

Stanek, Tomas

Pravo lidu, 1914

1K6/3B4/3B1P2/3k4/P2p4/2p5/2P2P2/1Q6

#2

8 + 3

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Be6#
      • 2.Qa2#
      • 2.Qb3#
      • 2.Qb5#
    • 1...Ke4
      • 2.Qh1#
      • 2.Qb7#
  • Tries
    • 1.Kc7?
      • 1...Kc4
        • 2.Be6#
        • 2.Qa2#
        • 2.Qb3#
        • 2.Qb5#
      • 1...Ke4
        • 2.Qh1#
        • 2.Qb7#
      • 1...d3!
    • 1.Bh2?
      • 1...Kc4
        • 2.Qb5#
      • 1...Ke4
        • 2.Qh1#
        • 2.Qb7#
      • 1...Kc5
        • 2.Qb5#
      • 1...d3!
    • 1.Bg3?
      • 1...Kc4
        • 2.Qb5#
      • 1...Ke4
        • 2.Qh1#
        • 2.Qb7#
      • 1...Kc5
        • 2.Qb5#
      • 1...d3!
    • 1.Bc7?
      • 1...Kc4
        • 2.Qb5#
      • 1...Ke4
        • 2.Qh1#
        • 2.Qb7#
      • 1...Kc5
        • 2.Qb5#
      • 1...d3!
    • 1.Qf1?
      • 1...Ke4
        • 2.Qg2#
        • 2.Qh1#
      • 1...d3
        • 2.Qxd3#
      • 1...Kxd6!
    • 1.Qh1+?
      • 1...Kc4
        • 2.Bb5#
        • 2.Be6#
        • 2.Qc6#
      • 1...Kxd6!
    • 1.Qb3+?
      • 1...Ke4
        • 2.Qb7#
      • 1...Kxd6!
    • 1.Qb4?
      • 1...Ke4
        • 2.Qb7#
      • 1...d3!
    • 1.Qb5+?
      • 1...Ke4
        • 2.Bc6#
        • 2.Qc6#
        • 2.Qf5#
        • 2.Qb7#
      • 1...Kxd6!
    • 1.Qb6?
      • threat
        • 2.Qc6#
      • 1...Kc4
        • 2.Be6#
        • 2.Qc5#
        • 2.Qb3#
        • 2.Qb5#
        • 2.Qc6#
      • 1...Ke4
        • 2.Qc6#
        • 2.Qb7#
      • 1...d3!
    • 1.Qb7+?
      • 1...Kc4
        • 2.Bb5#
        • 2.Be6#
        • 2.Qc6#
        • 2.Qb3#
        • 2.Qb5#
      • 1...Kxd6!
  • Keys
    • 1.Qd1!
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Qh1#
      • 1...Kxd6
        • 2.Qxd4#
      • 1...d3
        • 2.Qxd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(H);S_FLIGHT
      • Refutation
        • P(b);
    • Try
      • B(E);
      • Vars
        • K(c);S_FLIGHT::QAB1(A)
        • K(c);P-FLIGHT::QAR1(A)
      • Refutation
        • P(b);
    • Try
      • B(E);
      • Vars
        • K(c);S_FLIGHT::QAB1(A)
        • K(c);P-FLIGHT::QAR1(A)
      • Refutation
        • P(b);
    • Try
      • B(E);
      • Vars
        • K(c);S_FLIGHT::QAB1(A)
        • K(c);P-FLIGHT::QAR1(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);
      • Vars
        • P(b);OGATEB::QAR2(A),XP(b)
      • Refutation
        • K(c);P-FLIGHT,XB(E)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(E)
    • Try
      • Q(A);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB(A)
      • Refutation
        • K(c);P-FLIGHT,XB(E)
    • Try
      • Q(A);
      • Vars
        • K(c);P_SPINP(b),S_FLIGHT::QAB(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(E)
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Refutation
        • P(b);
    • Try
      • Q(A);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(E)
  • Actual
    • Q(A);P_PINP(b)
    • Vars
      • K(c);N_SPINP(b),S_FLIGHT::B(G)
      • K(c);N_SPINP(b),S_FLIGHT::QAB(A)
      • K(c);P-FLIGHT,XB(E)::QAR2(A),XP(b)
      • P(b);OGATEB::QAR2(A),XP(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).