MESON Chess Problem Database

Problem Display
PID: 50755 (8/8/1p6/1P6/pQp5/p1Pp2p1/rn1R2P1/kB2K2R w K - 0 1)

Gruber, Bratoljub

Problem (Zagreb), 1955

8/8/1p6/1P6/pQp5/p1Pp2p1/rn1R2P1/kB2K2R

#2

8 + 9

273 Mat Plus 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Kxb1
      • 2.0-0#
    • 1...Sd1
      • 2.Rxa2#
  • Tries
    • 1.Kf1?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Bxa2?
      • 1...Sd1
        • 2.Qb1#
      • 1...Kxa2!
    • 1.Bc2?
      • 1...Sd1
        • 2.Rxd1#
        • 2.Qb1#
      • 1...dxc2!
    • 1.Rf1?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rg1?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rh3?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rh4?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rh5?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rh6?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rh7?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
    • 1.Rh8?
      • 1...Sd1
        • 2.Rxa2#
      • 1...Kxb1!
  • Keys
    • 1.0-0!
      • 1...Sd1
        • 2.Rxa2#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(a);P-FLIGHT,P_SPINS(c),XB(A)::0-0
    • S(c);OGATE::R1(D),XR(b)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • B(A);XR(b)
      • Vars
        • S(c);OGATE::QAR1(G)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • B(A);
      • Refutation
        • P(e);XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
    • Try
      • R(C);
      • Vars
        • S(c);OGATE::R1(D),XR(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINS(c),XB(A)
  • Actual
    • K(B);0-0
    • Vars
      • S(c);OGATE::R1(D),XR(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).