MESON Chess Problem Database

Problem Display
PID: 175744 (6B1/1p2B3/pP2p3/P3p3/Q2pk3/3R1RPP/5P2/1K6 w - - 0 1)

van Dijk, Johannes

Tijdschrift vd NSB, 1898

6B1/1p2B3/pP2p3/P3p3/Q2pk3/3R1RPP/5P2/1K6

#2

11 + 6

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Rfe3+?
      • 1...Kf5
        • 2.Bh7#
      • 1...Kd5!
    • 1.Rf6?
      • 1...Kxd3
        • 2.Qc2#
      • 1...Kd5!
    • 1.Rf7?
      • 1...Kxd3
        • 2.Qc2#
      • 1...Kd5!
    • 1.Rf8?
      • 1...Kxd3
        • 2.Qc2#
      • 1...Kd5!
  • Keys
    • 1.Rf5!
      • 1...Kxd3
        • 2.Qc2#
      • 1...Kd5
        • 2.Rxd4#
      • 1...Kxf5
        • 2.Bh7#
      • 1...exf5
        • 2.Re3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);CHECK
      • Vars
        • K(b);N_SPINP(a),S_FLIGHT::B(K)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • K(b);N_SPINP(a),OGATEB,S_FLIGHT,XR(C)::QAB1(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • K(b);N_SPINP(a),OGATEB,S_FLIGHT,XR(C)::QAB1(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • K(b);N_SPINP(a),OGATEB,S_FLIGHT,XR(C)::QAB1(G)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • R(D);
    • Vars
      • K(b);N_SPINP(a),OGATEB,S_FLIGHT,XR(C)::QAB1(G)
      • K(b);S_FLIGHT::R1(C),XP(a)
      • K(b);N_SPINP(a),OGATEB,S_FLIGHT,XR(D)::B(K)
      • P(e);SBLOCK,XR(D)::R1(C)
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).