MESON Chess Problem Database

Problem Display
PID: 258369 (3Rr3/B3pP2/1nP3P1/1b1PN2R/n3kPK1/3p1N2/Q2P4/3B4 w - - 0 1)

Handloser, Ralf Chris

SEPA-80 JT (Problemas), 2013-2014

3Rr3/B3pP2/1nP3P1/1b1PN2R/n3kPK1/3p1N2/Q2P4/3B4

#2

14 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Sc4
      • 2.Sg5#
    • 1...Sxd5
      • 2.Sg5#
      • 2.Qxd5#
    • 1...Sd7
      • 2.Sg5#
    • 1...Sa8
      • 2.Sg5#
    • 1...Sc8
      • 2.Sg5#
  • Tries
    • 1.Sc4?
      • threat
        • 2.Re5#
      • 1...Sxc4
        • 2.Sg5#
      • 1...e5
        • 2.Sd6#
      • 1...Sd7!
    • 1.Sd7?
      • threat
        • 2.Re5#
      • 1...Sxd7
        • 2.Sg5#
      • 1...e5
        • 2.Sf6#
      • 1...Sc4!
    • 1.Rh1?
      • threat
        • 2.Re1#
      • 1...Sxd5
        • 2.Sg5#
        • 2.Qxd5#
      • 1...Sc4
        • 2.Sg5#
      • 1...Sc3!
    • 1.Qc4+?
      • 1...Sxc4
        • 2.Sg5#
      • 1...Bxc4!
  • Keys
    • 1.Sxd3!
      • threat
        • 2.Sf2#
      • 1...Kxd3
        • 2.Qc2#
      • 1...Bxd3
        • 2.Re5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • S(e);::S(D)
  • Tries
    • Try
      • S(H);
      • Threat
        • R1(I)
      • Vars
        • S(e);XS(H)::S(D)
        • P(f);N_GUARD::S(H)
      • Refutation
        • S(e);
    • Try
      • S(H);
      • Threat
        • R1(I)
      • Vars
        • S(e);XS(H)::S(D)
        • P(f);N_GUARD::S(H)
      • Refutation
        • S(e);
    • Try
      • R(I);
      • Threat
        • R(I)
      • Vars
        • S(e);::S(D)
      • Refutation
        • S(b);
    • Try
      • Q(B);CHECK
      • Vars
        • S(e);XQ(B)::S(D)
      • Refutation
        • B(d);XQ(B)
  • Actual
    • S(H);XP(a)
    • Threat
      • S(H)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(H)::QAB1(B)
      • B(d);SBLOCK,XS(H)::R1(I)
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