MESON Chess Problem Database

Problem Display
PID: 47961 (3K1R2/2pp4/3N4/1n2kP1n/1Npr1R2/8/5Q2/5bB1 w - - 0 1)

Radomirovic, Miodrag

3rd Prize, Discendo Discimus-150 JT, 2002

3K1R2/2pp4/3N4/1n2kP1n/1Npr1R2/8/5Q2/5bB1

#2

8 + 8

102 Probleemblad 2003

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Sxc4#
    • 1...Rxf4
      • 2.Qc5#
    • 1...Rxd6
      • 2.Qe3#
    • 1...Sa3
      • 2.Qxd4#
    • 1...Sc3
      • 2.Qxd4#
    • 1...Sxd6
      • 2.Qxd4#
    • 1...Sa7
      • 2.Qxd4#
    • 1...Sf6
      • 2.Sf7#
  • Tries
    • 1.Qe3+?
      • 1...Kxd6
        • 2.Qe7#
      • 1...Re4!
  • Keys
    • 1.Qh4!
      • threat
        • 2.Sf7#
      • 1...Kxd6
        • 2.Qe7#
      • 1...Rxf4
        • 2.Qe7#
      • 1...Rxd6
        • 2.Re4#
      • 1...Sxd6
        • 2.Bxd4#
      • 1...Sxf4
        • 2.Qf6#
      • 1...cxd6
        • 2.Re8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • R(c);N_GUARD,S_CUTB(a)::S(F),XP(b)
    • R(c);OGATE,SBLOCK,XR(D)::QAR2(B)
    • R(c);N_GUARD,SBLOCK,XS(F)::QAR2(B)
    • S(d);N_GUARD::QAB1(B),XR(c)
    • S(d);N_GUARD,XS(F)::QAB1(B),XR(c)
    • S(f);SBLOCK::S(F)
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(e);OGATE,S_FLIGHT,XS(F)::QAB1(B)
      • Refutation
        • R(c);P_SPINR(c)
  • Actual
    • Q(B);
    • Threat
      • S(F)
    • Vars
      • K(e);S_FLIGHT,XS(F)::QAB1(B)
      • R(c);SBLOCK,XR(D)::QAR2(B)
      • R(c);N_GUARD,SBLOCK,XS(F)::R1(D)
      • S(d);N_GUARD,SBLOCK,XS(F)::B(A),XR(c)
      • S(f);N_GUARD,SBLOCK,XR(D)::QAB1(B)
      • P(g);SBLOCK,XS(F)::R(H)
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