MESON Chess Problem Database

Problem Display
PID: 219633 (K2k4/5Q2/1P6/8/8/8/8/8 w - - 0 1)

Dittmann, Dr Wolfgang

Deutsche Schachzeitung, 1968

K2k4/5Q2/1P6/8/8/8/8/8

#2

3 + 1

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kc8
      • 2.Qe8#
      • 2.Qc7#
  • Tries
    • 1.Qa7?
      • 1...Kc8
        • 2.Qc7#
      • 1...Ke8!
    • 1.Qe7+?
      • 1...Kc8
        • 2.Qc7#
        • 2.Qe8#
        • 2.b7#
      • 1...Kxe7!
    • 1.Qg7?
      • 1...Kc8
        • 2.Qc7#
      • 1...Ke8!
    • 1.Qh7?
      • 1...Kc8
        • 2.Qc7#
      • 1...Ke8!
  • Keys
    • 1.Ka7!
      • 1...Kc8
        • 2.Qe8#
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(B)
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(C);P-FLIGHT
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