MESON Chess Problem Database

Problem Display
PID: 249498 (5Q2/8/2P1k3/8/4P3/4K3/8/8 w - - 0 1)

Nemo, Ottmar (Weiss, Ottmar)

Die Schwalbe, 1929

5Q2/8/2P1k3/8/4P3/4K3/8/8

#2

4 + 1

273 Mat Plus 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qe7#
  • Tries
    • 1.Qd8?
      • 1...Ke5
        • 2.Qe7#
      • 1...Kf7!
  • Keys
    • 1.c7!
      • 1...Ke5
        • 2.Qe7#
      • 1...Kd7
        • 2.c8Q#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR2(D)
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(C);
    • Vars
      • K(a);P-FLIGHT::QAR2(D)
      • K(a);S_FLIGHT::P=Q
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