MESON Chess Problem Database

Problem Display
PID: 211195 (1B6/2N5/8/4k3/1P6/5K2/2B5/6Q1 w - - 0 1)

Overath, Lothar

Badische Neueste Nachrichten, 1976

1B6/2N5/8/4k3/1P6/5K2/2B5/6Q1

#2

6 + 1

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qe3+?
      • 1...Kd6
        • 2.Qe6#
      • 1...Kf6!
    • 1.Qg4?
      • threat
        • 2.Qf4#
      • 1...Kd6
        • 2.Qe6#
      • 1...Kf6!
    • 1.Qg5+?
      • 1...Kd4
        • 2.Qc5#
      • 1...Kd6!
  • Keys
    • 1.Qg8!
      • 1...Kd4
        • 2.Sb5#
      • 1...Kd6
        • 2.Qe6#
      • 1...Kf6
        • 2.Sd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAB1(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::S(E)
      • K(a);S_FLIGHT::QAR1(A)
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