MESON Chess Problem Database

Problem Display
PID: 243176 (3R1K2/B4P2/1r6/4k2N/n3n1P1/8/B2NQp1b/5r1q w - - 0 1)

Bartolovic, Hrvoje

Magyar Sakkelet, 1958

3R1K2/B4P2/1r6/4k2N/n3n1P1/8/B2NQp1b/5r1q

#2

9 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qf3
      • 2.Sxf3#
    • 1...Qg1
      • 2.Sf3#
      • 2.Qxe4#
    • 1...Rb1
      • 2.Bd4#
    • 1...Rb2
      • 2.Bd4#
    • 1...Rb5
      • 2.Bd4#
    • 1...Ra6
      • 2.Bd4#
    • 1...Rc6
      • 2.Bd4#
    • 1...Re6
      • 2.Sc4#
      • 2.Bd4#
      • 2.Rd5#
    • 1...Rf6
      • 2.Bd4#
    • 1...Rg6
      • 2.Bd4#
    • 1...Rh6
      • 2.Bd4#
    • 1...Rb7
      • 2.Bd4#
    • 1...Rb8
      • 2.Bd4#
      • 2.Bxb8#
  • Tries
    • 1.Bxb6?
      • threat
        • 2.Bd4#
        • 2.Bc7#
      • 1...Rc1
        • 2.Bd4#
      • 1...Sc5
        • 2.Bc7#
      • 1...Sxb6!
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qf5#
      • 1...Qxf3
        • 2.Sxf3#
      • 1...Sd6
        • 2.Qf6#
      • 1...Rf6
        • 2.Bd4#
      • 1...Bf4
        • 2.Qxf4#
      • 1...Sg3
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 8
  • Sets
    • Q(b);N_GUARD,P_PINP(G)::S(B),XQ(b)
    • R(h);OGATE::B(F)
    • R(h);OGATE,P_PINP(G)::B(F)
  • Tries
    • Try
      • B(F);XR(h)
      • Threat
        • DUALS(2)
      • Vars
        • R(a);::B(F)
        • S(e);::B(F)
      • Refutation
        • S(e);XB(F)
  • Actual
    • Q(C);N_PINS(f)
    • Threat
      • QAR1(C)
    • Vars
      • Q(b);P_PINP(G),XQ(C)::S(B),XQ(b)
      • S(f);N_GUARD,S_CUTR(h)::QAB1(C)
      • R(h);OGATE,P_PINP(G)::B(F)
      • B(d);N_GUARD::QAB1(C),XB(d)
      • S(f);S_CUTB(d)::QAB1(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).