MESON Chess Problem Database

Problem Display
PID: 239679 (6R1/1Bp1pK2/8/3nNp2/3B1k1p/8/3Pr1nN/1Q4Rr w - - 0 1)

Szoghy, Jozsef

Norsk Sjakkblad, 1935

6R1/1Bp1pK2/8/3nNp2/3B1k1p/8/3Pr1nN/1Q4Rr

#2

9 + 9

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Re4
      • 2.Sd3#
      • 2.Qf1#
    • 1...Se1
      • 2.Sg6#
    • 1...Sge3
      • 2.Sg6#
    • 1...Sc3
      • 2.Sd3#
    • 1...Sde3
      • 2.Sd3#
    • 1...Sb6
      • 2.Sd3#
    • 1...Sf6
      • 2.Sd3#
  • Tries
    • 1.Rf1+?
      • 1...Rf2
        • 2.Rxf2#
      • 1...Rxf1!
  • Keys
    • 1.Ke6!
      • threat
        • 2.Qxf5#
      • 1...Rxe5+
        • 2.Bxe5#
      • 1...Re4
        • 2.Qf1#
      • 1...Sge3
        • 2.Sg6#
      • 1...Sde3
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • S(c);::S(F)
    • S(f);::S(F)
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • R(b);N_GUARD,P_SPINR(b)::R(B),XR(b)
      • Refutation
        • R(a);XR(B)
  • Actual
    • K(H);P_SPINS(F),S_FLIGHT
    • Threat
      • QAR1(A),XP(g)
    • Vars
      • R(b);CHECK,OGATE,XS(F)::B(E),XR(b)
      • R(b);N_GUARD,SBLOCK::QAR(A)
      • S(c);N_PINS(F)::S(F)
      • S(f);N_PINS(F)::S(F)
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