MESON Chess Problem Database

Problem Display
PID: 266093 (3n4/2p2pPb/2R3Q1/1P1k1p2/5p2/8/2Kn1PP1/B7 w - - 0 1)

Koci, Vladimir

Sachova skladba, 2022

3n4/2p2pPb/2R3Q1/1P1k1p2/5p2/8/2Kn1PP1/B7

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Bg8
      • 2.Qxf5#
    • 1...Sxc6
      • 2.Qxc6#
  • Tries
    • 1.Rc5+?
      • 1...Ke4
        • 2.Re5#
      • 1...Kxc5!
    • 1.Qd6+?
      • 1...Ke4
        • 2.Qe5#
        • 2.Qd3#
        • 2.Qd4#
      • 1...cxd6!
    • 1.Qf6?
      • threat
        • 2.Qd4#
        • 2.Qe5#
      • 1...Ke4
        • 2.Qd4#
        • 2.Qe5#
      • 1...Sxc6
        • 2.Qxc6#
      • 1...Sb3
        • 2.Qe5#
      • 1...Sc4
        • 2.Qd4#
      • 1...Se6
        • 2.Qe5#
      • 1...Sf3!
  • Keys
    • 1.g8S!
      • threat
        • 2.Sf6#
      • 1...Ke4
        • 2.Sf6#
      • 1...Bxg8
        • 2.Qxf5#
      • 1...Sxc6
        • 2.Qxc6#
      • 1...Se4
        • 2.Se7#
      • 1...f6
        • 2.Sxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(g);N_GUARD::QAR2(G),XP(d)
    • S(h);OGATE,XR(F)::QAB1(G),XS(h)
  • Tries
    • Try
      • R(F);CHECK
      • Vars
        • K(c);OGATE,P_SPINP(d),S_FLIGHT::R1(F)
      • Refutation
        • K(c);P-FLIGHT,XR(F)
    • Try
      • Q(G);CHECK
      • Refutation
        • P(e);XQ(G)
    • Try
      • Q(G);
      • Threat
        • DUALS(2)
      • Vars
        • S(h);OGATE,XR(F)::QAB1(G),XS(h)
        • S(a);::QAR1(G)
        • S(h);::QAR1(G)
      • Refutation
        • S(a);
  • Actual
    • P(H);
    • Threat
      • S(H)
    • Vars
      • K(c);P_SPINP(d),S_FLIGHT::S(H)
      • B(g);N_GUARD,XS(H)::QAR2(G),XP(d)
      • S(h);OGATE,XR(F)::QAB1(G),XS(h)
      • S(a);SBLOCK::S(H)
      • P(f);::S(H),XP(f)
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