MESON Chess Problem Database

Problem Display
PID: 53663 (2K5/6BR/8/5k2/8/8/5P1N/2Q5 w - - 0 1)

Tryssesoone, Louis

Het Belgisch Schaakbord (L'Echiquier Belge), 1950

2K5/6BR/8/5k2/8/8/5P1N/2Q5

#2

6 + 1

5454 Near Snap 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Qc4?
      • threat
        • 2.Qg4#
      • 1...Kg5
        • 2.Qg4#
      • 1...Kg6!
    • 1.Qc6?
      • 1...Kg5
        • 2.Qf6#
      • 1...Kf4!
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qg4#
      • 1...Ke4
        • 2.Qf3#
      • 1...Kf4
        • 2.Qg4#
      • 1...Kg5
        • 2.Qg4#
      • 1...Ke6
        • 2.Qd7#
      • 1...Kg6
        • 2.Qh5#

Anticipated by 222384(1884), 92914(1925)

This anticipates 157915(1958)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);P-FLIGHT::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • K(a);P-FLIGHT::QAR1(A)
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