MESON Chess Problem Database

Problem Display
PID: 254398 (K1B5/Bp1N3r/3ppp1R/N2k2pQ/2R1p3/5p1n/8/1r4bb w - - 0 1)

Kapustin, Fedor Mikhailovich

Kuligin, Nikolai Volodimirovich

Zadachi i Etyudi, 2005

K1B5/Bp1N3r/3ppp1R/N2k2pQ/2R1p3/5p1n/8/1r4bb

#2

8 + 13

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Bxb7#
    • 1...Rc1
      • 2.Bxb7#
    • 1...Rd1
      • 2.Bxb7#
    • 1...Re1
      • 2.Bxb7#
    • 1...Rf1
      • 2.Bxb7#
    • 1...Bh2
      • 2.Rd4#
    • 1...Bd4
      • 2.Rxd4#
    • 1...Bb6
      • 2.Bxb7#
    • 1...Sf2
      • 2.Rd4#
    • 1...f2
      • 2.Rd4#
    • 1...e3
      • 2.Rd4#
    • 1...e5
      • 2.Sxf6#
    • 1...b5
      • 2.Bb7#
    • 1...b6
      • 2.Bb7#
  • Keys
    • 1.Qg6!
      • threat
        • 2.Qxe4#
      • 1...e5
        • 2.Sxf6#
      • 1...Re1
        • 2.Bxb7#
      • 1...Bd4
        • 2.Rxd4#
      • 1...Sf2
        • 2.Rd4#
      • 1...f2
        • 2.Rd4#
      • 1...e3
        • 2.Rd4#
        • 2.Qd3#
        • 2.Qe4#
      • 1...f5
        • 2.Qxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 9
  • Sets
    • R(a);N_GUARD::B(H),XP(l)
    • B(b);N_GUARD::R1(A)
    • B(b);N_GUARD::R1(A),XB(b)
    • B(b);S_CUTR(a)::B(H),XP(l)
    • S(e);S_CUTB(b)::R1(A)
    • P(d);S_CUTB(b)::R1(A)
    • P(f);S_CUTB(b)::R1(A)
    • P(j);N_SPINP(h),SBLOCK::S(F),XP(k)
    • P(l);S_CUTR(a)::B(H)
  • Actual
    • Q(C);N_PINP(h)
    • Threat
      • QAB1(C),XP(f)
    • Vars
      • P(j);SBLOCK::S(F),XP(k)
      • R(a);N_GUARD::B(H),XP(l)
      • B(b);N_GUARD::R1(A),XB(b)
      • S(e);S_CUTB(b)::R1(A)
      • P(d);S_CUTB(b)::R1(A)
      • P(k);OGATE::QAB1(C),XP(j)
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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).