MESON Chess Problem Database

Problem Display
PID: 8214 (6k1/3PBNp1/1b2K1p1/6N1/7n/7R/B6p/5R2 w - - 0 1)

Buglos, Janos

US Problem Bulletin, 1995

6k1/3PBNp1/1b2K1p1/6N1/7n/7R/B6p/5R2

#2

8 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.d8Q#
      • 2.d8R#
    • 1...Bf2
      • 2.d8Q#
      • 2.d8R#
    • 1...Be3
      • 2.d8Q#
      • 2.d8R#
    • 1...Bd4
      • 2.d8Q#
      • 2.d8R#
    • 1...Bc5
      • 2.d8Q#
      • 2.d8R#
    • 1...Ba7
      • 2.d8Q#
      • 2.d8R#
    • 1...Sg2
      • 2.Rh8#
    • 1...Sf3
      • 2.Rh8#
    • 1...Sf5
      • 2.Rh8#
  • Tries
    • 1.Se5?
      • threat
        • 2.Rf8#
      • 1...Kh8
        • 2.Rf8#
      • 1...Bf2
        • 2.d8Q#
        • 2.d8R#
      • 1...Sf3
        • 2.Kd6#
      • 1...Sf5!
    • 1.Sd6?
      • threat
        • 2.Rf8#
      • 1...Kh8
        • 2.Rf8#
      • 1...Bf2
        • 2.d8Q#
        • 2.d8R#
      • 1...Sf5
        • 2.Ke5#
      • 1...Sf3!
    • 1.Sh6+?
      • 1...Kh8
        • 2.Rf8#
      • 1...gxh6!
    • 1.Sd8?
      • threat
        • 2.Rf8#
      • 1...Kh8
        • 2.Rf8#
      • 1...Sf3
        • 2.Kd6#
      • 1...Sf5
        • 2.Ke5#
      • 1...Bf2!
  • Keys
    • 1.Sh8!
      • threat
        • 2.Rf8#
      • 1...Kxh8
        • 2.Rf8#
      • 1...Bf2
        • 2.d8Q#
        • 2.d8R#
      • 1...Sf3
        • 2.Kd6#
      • 1...Sf5
        • 2.Ke5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(c);N_GUARD::P=Q
    • S(b);OGATE::R1(C)
  • Tries
    • Try
      • S(H);
      • Threat
        • R1(A)
      • Vars
        • K(f);P-FLIGHT,P_SPINS(b)::R(A)
        • B(c);N_GUARD::P=Q
        • S(b);::B(B)+K(E)
      • Refutation
        • S(b);
    • Try
      • S(H);
      • Threat
        • R1(A)
      • Vars
        • K(f);P-FLIGHT,P_SPINS(b)::R(A)
        • B(c);N_GUARD::P=Q
        • S(b);::B(B)+K(E)
      • Refutation
        • S(b);
    • Try
      • S(H);CHECK
      • Vars
        • K(f);P-FLIGHT::R(A)
      • Refutation
        • P(e);XS(H)
    • Try
      • S(H);
      • Threat
        • R1(A)
      • Vars
        • K(f);P-FLIGHT,P_SPINS(b)::R(A)
        • S(b);::B(B)+K(E)
      • Refutation
        • B(c);
  • Actual
    • S(H);
    • Threat
      • R1(A)
    • Vars
      • K(f);P-FLIGHT,P_SPINS(b),XS(H)::R(A)
      • B(c);N_GUARD::P=Q
      • S(b);::B(B)+K(E)
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).