MESON Chess Problem Database

Problem Display
PID: 43350 (Kb6/8/1R1nN1Q1/1Pr1k2p/8/2Nr1nP1/BB3P2/8 w - - 0 1)

Simadhinata, Januarta (Siem Giok Liam)

The Problemist, 2002

Kb6/8/1R1nN1Q1/1Pr1k2p/8/2Nr1nP1/BB3P2/8

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.f4#
    • 1...Sg1
      • 2.f4#
    • 1...Sd2
      • 2.f4#
    • 1...Sh2
      • 2.f4#
    • 1...Sd4
      • 2.f4#
    • 1...Sh4
      • 2.f4#
    • 1...Sg5
      • 2.f4#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qg7#
      • 1...Kxd4
        • 2.Se2#
      • 1...Rdxc3
        • 2.Sxf3#
      • 1...Rxd4
        • 2.Qe6#
      • 1...Rcxc3
        • 2.Sc6#
      • 1...Sxd4
        • 2.f4#
      • 1...Rc7
        • 2.Qxd6#
      • 1...Se4
        • 2.Qxe4#
      • 1...Sf5
        • 2.Qf6#
      • 1...Se8
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 6
  • Sets
    • S(b);OGATE::P(C)
  • Actual
    • S(H);
    • Threat
      • QAB(I)
    • Vars
      • K(d);S_FLIGHT,XS(H)::B(B)+S(D),DCHECK
      • R(a);N_GUARD,XS(D)::S(H),XS(b)
      • R(a);SBLOCK,XS(H)::QAR1(I)
      • R(c);N_GUARD,XS(D)::S(H)
      • S(b);OGATE,SBLOCK,XS(H)::P(C)
      • R(c);S_CUTB(g)::QAB1(I),XS(f)
      • S(f);N_GUARD::QAR1(I),XS(f)
      • S(f);::QAB1(I)
      • S(f);N_GUARD::QAR1(I)
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