MESON Chess Problem Database

Problem Display
PID: 160950 (8/8/5PQ1/P7/k1K5/P2P4/8/8 w - - 0 1)

Agarkov, Anatoly Yakovlevich

Zaporozskaya Pravda, 1984

8/8/5PQ1/P7/k1K5/P2P4/8/8

#2

6 + 1

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Qf7?
      • 1...Kxa5
        • 2.Qa7#
      • 1...Kxa3!
    • 1.Qh7?
      • 1...Kxa5
        • 2.Qa7#
      • 1...Kxa3!
    • 1.Qe8+?
      • 1...Kxa5
        • 2.Qb5#
      • 1...Kxa3!
    • 1.Qg7?
      • 1...Kxa5
        • 2.Qa7#
      • 1...Kxa3!
  • Keys
    • 1.Qg1!
      • 1...Kxa3
        • 2.Qa1#
      • 1...Kxa5
        • 2.Qa7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(D)::QAR2(F)
      • Refutation
        • K(a);P-FLIGHT,XP(A)
    • Try
      • Q(F);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(D)::QAR2(F)
      • Refutation
        • K(a);P-FLIGHT,XP(A)
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(D)::QAR1(F)
      • Refutation
        • K(a);P-FLIGHT,XP(A)
    • Try
      • Q(F);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(D)::QAR2(F)
      • Refutation
        • K(a);P-FLIGHT,XP(A)
  • Actual
    • Q(F);
    • Vars
      • K(a);OGATEB,P-FLIGHT,XP(A)::QAR2(F)
      • K(a);OGATEB,P-FLIGHT,XP(D)::QAR2(F)
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