MESON Chess Problem Database

Problem Display
PID: 187155 (6N1/5p2/Q3P3/R2PkP1R/3nP1K1/1pN5/1B6/8 w - - 0 1)

Szoghy, Jozsef

Suomen Shakki, 1981

6N1/5p2/Q3P3/R2PkP1R/3nP1K1/1pN5/1B6/8

#2

11 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Qb6?
      • threat
        • 2.Qc7#
        • 2.Qb8#
      • 1...Sxf5
        • 2.Rxf5#
      • 1...Sxe6
        • 2.dxe6#
      • 1...Sc2
        • 2.d6#
        • 2.f6#
      • 1...Se2
        • 2.d6#
        • 2.f6#
      • 1...Sf3
        • 2.d6#
      • 1...Sb5
        • 2.f6#
      • 1...Sc6!
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qg3#
      • 1...Kd6
        • 2.Qg3#
      • 1...Sxf5
        • 2.Sb5#
      • 1...Sxe6
        • 2.dxe6#
      • 1...Sc2
        • 2.d6#
      • 1...Se2
        • 2.d6#
      • 1...Sf3
        • 2.d6#
      • 1...Sb5
        • 2.Sxb5#
      • 1...Sc6
        • 2.dxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(I);
      • Threat
        • DUALS(2)
      • Vars
        • S(b);OGATE,P_SPINS(b),XP(G)::R1(H),XS(b)
        • S(b);OGATE,XP(J)::R(E)+P(F),XS(b)
        • S(b);N_GUARD::R(E)+P(F)
        • S(b);N_GUARD::R(H)+P(G)
      • Refutation
        • S(b);
  • Actual
    • Q(I);
    • Threat
      • QAB(I)
    • Vars
      • K(c);S_FLIGHT::QAB(I)
      • S(b);P_SPINS(b),XP(G)::B(A)+S(B)
      • S(b);OGATE,XP(J)::R(E)+P(F),XS(b)
      • S(b);N_GUARD::R(E)+P(F)
      • S(b);::B(A)+S(B),XS(b)
      • S(b);OGATE::R(E)+P(F),XS(b)
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