MESON Chess Problem Database

Problem Display
PID: 244730 (8/B2pp3/2p2p2/2nnkPp1/Q3p1P1/1p1PR1pP/3K2P1/8 w - - 0 1)

Colaneri, Bruno

Zaldo MT (Problemas), 2019

8/B2pp3/2p2p2/2nnkPp1/Q3p1P1/1p1PR1pP/3K2P1/8

#2

9 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qd4+!
      • 1...Kxd4
        • 2.Rxe4#
      • 1...Kf4
        • 2.Rf3#
      • 1...Kd6
        • 2.Bb8#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(F);CHECK
    • Vars
      • K(f);N_SPINP(c),P_SPINS(d),S_FLIGHT,XQ(F)::R1(D),XP(c)
      • K(f);S_FLIGHT::R1(D)
      • K(f);N_SPINP(c),P_SPINS(e),S_FLIGHT::B(I)
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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).