MESON Chess Problem Database

Problem Display
PID: 255114 (4n3/3p4/3Pk1P1/3NpN2/1K2n1P1/Q7/8/4R2B w - - 0 1)

Hoiholt, Einar H

Wiener Schachzeitung, 1937

4n3/3p4/3Pk1P1/3NpN2/1K2n1P1/Q7/8/4R2B

#2

9 + 5

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...S4xd6
      • 2.Sd4#
    • 1...S4f6
      • 2.Sf4#
    • 1...S8f6
      • 2.Sc7#
  • Keys
    • 1.Qa8!
      • 1...S4xd6
        • 2.Sd4#
      • 1...S8xd6
        • 2.Sg7#
      • 1...Sd2
        • 2.Qxe8#
      • 1...Sf2
        • 2.Qxe8#
      • 1...Sc3
        • 2.Qxe8#
      • 1...Sg3
        • 2.Qxe8#
      • 1...Sc5
        • 2.Qxe8#
      • 1...Sg5
        • 2.Qxe8#
      • 1...S4f6
        • 2.Sf4#
      • 1...S8f6
        • 2.Sc7#
      • 1...Sc7
        • 2.Qg8#
      • 1...Sg7
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(a);P_SPINP(b),SBLOCK,XP(H)::S(G)
    • S(a);P_SPINP(b),SBLOCK::S(F)
    • S(e);N_GUARD,SBLOCK::S(F)
  • Actual
    • Q(C);
    • Vars
      • S(a);P_SPINP(b),SBLOCK,XP(H)::S(G)
      • S(e);N_GUARD,SBLOCK,XP(H)::S(G)
      • S(a);P_SPINP(b)::QAR2(C),XS(e)
      • S(a);P_SPINP(b),SBLOCK::S(F)
      • S(e);N_GUARD,SBLOCK::S(F)
      • S(e);OGATE::QAB(C)
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