MESON Chess Problem Database

Problem Display
PID: 110354 (3R4/1P6/b3B3/1p5p/1B3RpP/p5p1/Qb2k1P1/1K1N4 w - - 0 1)

Mlynka, Karol

5th Prize, Hlas l'udu, 1988

3R4/1P6/b3B3/1p5p/1B3RpP/p5p1/Qb2k1P1/1K1N4

#2

10 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3+?
      • 1...Ke1
        • 2.Rd1#
      • 1...Ke3!
    • 1.Bd5?
      • 1...Kxd1
        • 2.Bf3#
      • 1...Kd3
        • 2.Bc4#
      • 1...Bxb7!
    • 1.Re8?
      • 1...Kxd1
        • 2.Bb3#
      • 1...Kd3
        • 2.Bf5#
      • 1...Bxb7!
  • Keys
    • 1.Bd7!
      • 1...Kxd1
        • 2.Bxg4#
      • 1...Kd3
        • 2.Bxb5#
      • 1...Bxb7
        • 2.Bxb5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(b);N_SPINB(a),P-FLIGHT::R1(J)
      • Refutation
        • K(b);N_SPINB(a),P-FLIGHT
    • Try
      • B(H);
      • Vars
        • K(b);N_SPINB(a),S_FLIGHT,XS(B)::R(J)+B(H),DCHECK
        • K(b);N_SPINB(a),S_FLIGHT::R(J)+B(H),DCHECK
      • Refutation
        • B(h);XP(I)
    • Try
      • R(J);
      • Vars
        • K(b);N_SPINB(a),S_FLIGHT,XS(B)::B(H)
        • K(b);N_SPINB(a),S_FLIGHT::B(H)
      • Refutation
        • B(h);XP(I)
  • Actual
    • B(H);
    • Vars
      • K(b);N_SPINB(a),S_FLIGHT,XS(B)::R(J)+B(H),DCHECK,XP(e)
      • K(b);N_SPINB(a),S_FLIGHT::R(J)+B(H),DCHECK,XP(f)
      • B(h);N_GUARD,XP(I)::B(H),XP(f)
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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).