MESON Chess Problem Database

Problem Display
PID: 86119 (8/5P1Q/1P2k3/7N/4K3/8/8/8 w - - 0 1)

Speckmann, Werner

Die Schwalbe, 1964

8/5P1Q/1P2k3/7N/4K3/8/8/8

#2

5 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qf5+?
      • 1...Ke7
        • 2.f8Q#
      • 1...Kd6!
  • Keys
    • 1.f8S+!
      • 1...Kd6
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);P-FLIGHT::P=Q
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(D);CHECK
    • Vars
      • K(a);P-FLIGHT::QAB1(E)
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