MESON Chess Problem Database

Problem Display
PID: 43663 (K7/7p/6pp/2pQNk2/7p/3RpPn1/1B6/4b1R1 w - - 0 1)

McArthur, Sgt Maj William

Huddersfield College Magazine, 1877

K7/7p/6pp/2pQNk2/7p/3RpPn1/1B6/4b1R1

#2

7 + 9

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Sf1
      • 2.Sxg6#
      • 2.Qf7#
    • 1...Sh1
      • 2.Sxg6#
      • 2.Qf7#
    • 1...Se2
      • 2.Sxg6#
      • 2.Qf7#
    • 1...Se4
      • 2.Sxg6#
    • 1...Sh5
      • 2.Sxg6#
    • 1...g5
      • 2.Qf7#
  • Keys
    • 1.Rd2!
      • threat
        • 2.Sd3#
      • 1...Kf4
        • 2.Sd3#
      • 1...Kg5
        • 2.Sd3#
      • 1...Kf6
        • 2.Sc6#
      • 1...g5
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • S(c);::QAR(E)+S(F),XP(g)
    • P(g);SBLOCK::QAR2(E)
  • Actual
    • R(C);
    • Threat
      • QAR(E)+S(F)
    • Vars
      • K(f);P-FLIGHT::S(F)
      • K(f);P-FLIGHT,P_SPINS(c)::QAR(E)+S(F)
      • K(f);P-FLIGHT::B(B)+S(F)
      • P(g);SBLOCK::QAR2(E)
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