MESON Chess Problem Database

Problem Display
PID: 255147 (8/7Q/8/3P4/5Pk1/6P1/7P/5K2 w - - 0 1)

Zimmer, Eligiusz

Zadachi i Etyudi, 2006

8/7Q/8/3P4/5Pk1/6P1/7P/5K2

#2

6 + 1

5454 Near Snap 2023

SOLUTION

  • SOUND
  • Tries
    • 1.Qg6+?
      • 1...Kh3
        • 2.Qh5#
      • 1...Kf3!
    • 1.Qh6?
      • 1...Kf5
        • 2.Qe6#
      • 1...Kf3!
    • 1.Qf7?
      • 1...Kh3
        • 2.Qh5#
      • 1...Kf3!
    • 1.h3+?
      • 1...Kf3
        • 2.Qd3#
      • 1...Kxg3!
    • 1.f5?
      • 1...Kg5
        • 2.Qg6#
      • 1...Kf3!
  • Keys
    • 1.Qe7!
      • 1...Kf3
        • 2.Qe2#
      • 1...Kh3
        • 2.Qh4#
      • 1...Kf5
        • 2.Qe6#
      • 1...Kh5
        • 2.Qg5#

Anticipated by 252865(2005)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(B);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAR2(F)
      • Refutation
        • K(a);P-FLIGHT,XP(C)
    • Try
      • P(D);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::QAB1(F)
      • K(a);N_GUARD,S_FLIGHT::QAR1(F)
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