MESON Chess Problem Database

Problem Display
PID: 183512 (1b2bB2/q1nr4/1nP1k3/1r2pR1P/2P2PP1/5BK1/2N5/4R3 w - - 0 1)

Bedoni, Romeo

Bulletin Ouvrier des Echecs, 1955

1b2bB2/q1nr4/1nP1k3/1r2pR1P/2P2PP1/5BK1/2N5/4R3

#2

11 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Rb1
      • 2.Rexe5#
    • 1...Rb2
      • 2.Rexe5#
    • 1...Rb3
      • 2.Rexe5#
    • 1...Rb4
      • 2.Rexe5#
    • 1...Rd4
      • 2.Sxd4#
    • 1...Rf7
      • 2.Sd4#
    • 1...Rg7
      • 2.Sd4#
    • 1...Rh7
      • 2.Sd4#
    • 1...Sbd5
      • 2.Rexe5#
    • 1...Scd5
      • 2.Sd4#
  • Tries
    • 1.fxe5?
      • threat
        • 2.Rf6#
      • 1...Rxe5
        • 2.Rexe5#
      • 1...Rf7
        • 2.Sd4#
      • 1...Scd5
        • 2.Sd4#
      • 1...Sbd5!
  • Keys
    • 1.g5!
      • threat
        • 2.Rf6#
      • 1...Kxf5
        • 2.Bg4#
      • 1...Rf7
        • 2.Sd4#
      • 1...Sbd5
        • 2.Rexe5#
      • 1...Scd5
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 7
  • Sets
    • R(a);N_GUARD::R1(A),XP(b)
    • R(a);N_GUARD,P_PINB(C)::R1(A),XP(b)
    • R(g);N_GUARD::S(B),XR(g)
    • R(g);N_GUARD::S(B)
    • R(g);N_GUARD,P_PINP(G)::S(B)
    • S(c);S_CUTR(a)::R1(A),XP(b)
    • S(f);S_CUTR(g)::S(B)
  • Tries
    • Try
      • P(F);XP(b)
      • Threat
        • R1(H)
      • Vars
        • R(a);OGATE,P_SPINR(a),XP(F)::R1(A),XR(a)
        • R(g);N_GUARD::S(B)
        • S(f);P_PINP(F),S_CUTR(g)::S(B)
      • Refutation
        • S(c);
  • Actual
    • P(G);
    • Threat
      • R1(H)
    • Vars
      • K(d);N_SPINP(b),OGATEB,S_FLIGHT,XR(H)::B(C)
      • R(g);N_GUARD::S(B)
      • S(c);S_CUTR(a)::R1(A),XP(b)
      • S(f);S_CUTR(g)::S(B)
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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).