MESON Chess Problem Database

Problem Display
PID: 254554 (2K2b2/2pN4/2k5/1pP4r/8/3RN3/5RPB/1B3Q2 w - - 0 1)

Turoverov, Valentin Alekseevich

Probleemblad, 1983

2K2b2/2pN4/2k5/1pP4r/8/3RN3/5RPB/1B3Q2

#2

10 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Bh6
      • 2.Rf6#
  • Tries
    • 1.Rc2?
      • threat
        • 2.Sb8#
      • 1...Rxc5
        • 2.Qf3#
      • 1...Bxc5
        • 2.Qf6#
      • 1...b4!
    • 1.Rb3?
      • threat
        • 2.Qxb5#
      • 1...b4
        • 2.Qa6#
      • 1...Rxc5!
  • Keys
    • 1.Rc3!
      • threat
        • 2.Sb8#
      • 1...Rxc5
        • 2.Be4#
      • 1...Bxc5
        • 2.Rf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(e);N_GUARD::R(C)
  • Tries
    • Try
      • R(C);
      • Threat
        • S(I)
      • Vars
        • R(b);N_GUARD,P_SPINR(b),XP(H)::QAB(B)
        • B(e);N_GUARD,P_SPINB(e),XP(H)::QAR(B)
      • Refutation
        • P(a);
    • Try
      • R(F);
      • Threat
        • QAB1(B),XP(a)
      • Vars
        • P(a);OGATE::QAR2(B)
      • Refutation
        • R(b);XP(H)
  • Actual
    • R(F);
    • Threat
      • S(I)
    • Vars
      • R(b);N_GUARD,P_SPINR(b),XP(H)::B(A)
      • B(e);N_GUARD,P_SPINB(e),XP(H)::R(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).