MESON Chess Problem Database

Problem Display
PID: 181877 (8/Q1p1Kp2/7R/Pb1k3P/8/4R3/2B5/8 w - - 0 1)

Ludanyi, Antal

Pesti Naplo, 1905

8/Q1p1Kp2/7R/Pb1k3P/8/4R3/2B5/8

#2

7 + 4

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bc6
      • 2.Bb3#
    • 1...Bd7
      • 2.Bb3#
    • 1...Be8
      • 2.Bb3#
  • Tries
    • 1.Re4?
      • threat
        • 2.Qd4#
      • 1...c5
        • 2.Rd6#
      • 1...f6!
    • 1.Re5+?
      • 1...Kc4
        • 2.Qc5#
      • 1...Kxe5!
    • 1.Rd6+?
      • 1...Kc4
        • 2.Rd4#
        • 2.Qd4#
      • 1...cxd6!
  • Keys
    • 1.Rc6!
      • threat
        • 2.Qc5#
      • 1...Kxc6
        • 2.Be4#
      • 1...Bxc6
        • 2.Bb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • B(a);N_GUARD::B(A)
  • Tries
    • Try
      • R(B);
      • Threat
        • QAR1(F)
      • Vars
        • P(c);N_GUARD::R1(E)
      • Refutation
        • P(d);
    • Try
      • R(B);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR1(F)
      • Refutation
        • K(b);P-FLIGHT,XR(B)
    • Try
      • R(E);CHECK
      • Refutation
        • P(c);XR(E)
  • Actual
    • R(E);
    • Threat
      • QAR1(F)
    • Vars
      • K(b);S_FLIGHT,XR(E)::B(A)
      • B(a);N_GUARD,SBLOCK,XR(E)::B(A)
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).