MESON Chess Problem Database

Problem Display
PID: 234983 (1B6/1B6/8/1k2K1Q1/4p3/1P6/1P6/8 w - - 0 1)

Akimov, Nikolai Nikolaevich

64 Shakhmatnoe obozrenie, 2013

1B6/1B6/8/1k2K1Q1/4p3/1P6/1P6/8

#2

6 + 2

5454 Near Snap 2021
15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qd2?
      • 1...Kc5
        • 2.Qa5#
      • 1...Kb6
        • 2.Qb4#
      • 1...e3!
    • 1.Qe7?
      • 1...Ka5
        • 2.Qc5#
      • 1...Kb6
        • 2.Qb4#
      • 1...e3!
    • 1.Qd8?
      • 1...Kb4
        • 2.Qb6#
      • 1...Kc5
        • 2.Qa5#
      • 1...e3!
    • 1.Qg1?
      • 1...Kb4
        • 2.Qb6#
      • 1...Ka5
        • 2.Qc5#
      • 1...e3!
  • Keys
    • 1.Qe3!
      • 1...Kb4
        • 2.Qb6#
      • 1...Ka5
        • 2.Qc5#

Anticipated by 68798(1956), 177917(1982)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • P(a);
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • P(a);
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • P(a);
    • Try
      • Q(D);
      • Vars
        • K(b);P-FLIGHT::QAR2(D)
      • Refutation
        • P(a);
  • Actual
    • Q(D);
    • Vars
      • K(b);P-FLIGHT::QAR2(D)
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