MESON Chess Problem Database

Problem Display
PID: 217453 (K6Q/p2p4/1P1p1P2/1p1k1pP1/1P1p1P2/3p4/3B4/1B6 w - - 0 1)

Reinhofer, Erwin

Badische Neueste Nachrichten, 1987

K6Q/p2p4/1P1p1P2/1p1k1pP1/1P1p1P2/3p4/3B4/1B6

#2

9 + 8

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Ba2#
    • 1...Ke4
      • 2.Qh1#
    • 1...Ke6
      • 2.Qg8#
  • Tries
    • 1.Ba2+?
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc6!
    • 1.Qh1+?
      • 1...Kc4
        • 2.Ba2#
      • 1...Ke6!
    • 1.bxa7?
      • 1...Kc4
        • 2.Ba2#
      • 1...Ke4
        • 2.Qh1#
      • 1...Ke6
        • 2.Qg8#
      • 1...Kc6!
  • Keys
    • 1.Kxa7!
      • 1...Kc4
        • 2.Ba2#
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc6
        • 2.Qa8#
      • 1...Ke6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(d);S_FLIGHT::B(A)
    • K(d);P_SPINP(a),S_FLIGHT::QAB(I)
    • K(d);S_FLIGHT::QAB(I)
  • Tries
    • Try
      • B(A);CHECK
      • Vars
        • K(d);S_FLIGHT::QAB(I)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(I);CHECK
      • Vars
        • K(d);S_FLIGHT::B(A)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • P(F);XP(g)
      • Vars
        • K(d);S_FLIGHT::B(A)
        • K(d);P_SPINP(a),S_FLIGHT::QAB(I)
        • K(d);S_FLIGHT::QAB(I)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • K(H);P-FLIGHT,XP(g)
    • Vars
      • K(d);S_FLIGHT::B(A)
      • K(d);P_SPINP(a),S_FLIGHT::QAB(I)
      • K(d);S_FLIGHT::QAB(I)
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).