MESON Chess Problem Database

Problem Display
PID: 229682 (8/8/8/8/7Q/4K3/6k1/7b w - - 0 1)

Latzel, Gerhard Paul

Deutsche Schachzeitung, 1968

8/8/8/8/7Q/4K3/6k1/7b

#2

2 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kf1
      • 2.Qf2#
      • 2.Qxh1#
    • 1...Kg1
      • 2.Qf2#
  • Tries
    • 1.Qg3+?
      • 1...Kf1
        • 2.Qf2#
      • 1...Kxg3!
    • 1.Qh2+?
      • 1...Kf1
        • 2.Qxh1#
        • 2.Qf2#
      • 1...Kxh2!
    • 1.Qf4?
      • 1...Kg1
        • 2.Qf2#
      • 1...Kh3!
  • Keys
    • 1.Ke2!
      • 1...Kg1
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAB1(B)
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR1(B)
      • Refutation
        • K(b);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Refutation
        • K(b);P-FLIGHT,XQ(B)
    • Try
      • Q(B);
      • Vars
        • K(b);P-FLIGHT::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(b);P-FLIGHT::QAB1(B)
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