MESON Chess Problem Database

Problem Display
PID: 215947 (8/8/8/8/4p3/4Q3/7k/5K2 w - - 0 1)

Flatau, Leo

Deutsche Schachzeitung, 1968

8/8/8/8/4p3/4Q3/7k/5K2

#2

2 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kh1
      • 2.Qg1#
      • 2.Qh6#
      • 2.Qh3#
  • Tries
    • 1.Qf2+?
      • 1...Kh1
        • 2.Qg1#
        • 2.Qh4#
        • 2.Qg2#
      • 1...Kh3!
    • 1.Qf4+?
      • 1...Kh1
        • 2.Qh6#
        • 2.Qh4#
      • 1...Kh3!
    • 1.Qg5?
      • threat
        • 2.Qh4#
        • 2.Qg2#
      • 1...Kh1
        • 2.Qh4#
        • 2.Qh6#
        • 2.Qg1#
        • 2.Qg2#
        • 2.Qh5#
      • 1...Kh3!
    • 1.Qe1?
      • threat
        • 2.Qh4#
      • 1...Kh1
        • 2.Qh4#
      • 1...Kh3!
    • 1.Qa3?
      • 1...Kh1
        • 2.Qh3#
      • 1...e3!
    • 1.Qb3?
      • 1...Kh1
        • 2.Qh3#
      • 1...e3!
    • 1.Qc3?
      • 1...Kh1
        • 2.Qh8#
        • 2.Qh3#
      • 1...e3!
    • 1.Qg3+?
      • 1...Kh1
        • 2.Qh4#
        • 2.Qg1#
        • 2.Qg2#
        • 2.Qh3#
      • 1...Kxg3!
  • Keys
    • 1.Kf2!
      • 1...Kh1
        • 2.Qh6#
        • 2.Qh3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Threat
        • DUALS(2)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Threat
        • QAR2(B)
      • Vars
        • K(a);P-FLIGHT::QAR(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • Q(B);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • Q(B);
      • Refutation
        • P(b);
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(B)
  • Actual
    • K(A);P-FLIGHT
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Developed and maintained by Brian Stephenson.
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