MESON Chess Problem Database

Problem Display
PID: 274584 (5N2/B7/8/1K6/4k3/8/7Q/2N5 w - - 0 1)

Burgin, Bruno

Die Tat, 1943

(First published on Sat Dec 4 1943)

5N2/B7/8/1K6/4k3/8/7Q/2N5

#2

5 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Qf4+?
      • 1...Kd5
        • 2.Qd4#
      • 1...Kxf4!
    • 1.Qf2?
      • 1...Kd5
        • 2.Qd4#
      • 1...Ke5!
  • Keys
    • 1.Bb8!
      • 1...Ke3
        • 2.Qf4#
      • 1...Kf3
        • 2.Qe2#
      • 1...Kd4
        • 2.Qe5#
      • 1...Kd5
        • 2.Qe5#
      • 1...Kf5
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • Q(B);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(D);
    • Vars
      • K(a);N_GUARD,P-FLIGHT::QAB1(B)
      • K(a);N_GUARD,S_FLIGHT::QAB1(B)
      • K(a);N_GUARD,S_FLIGHT::QAR1(B)
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