MESON Chess Problem Database

Problem Display
PID: 234992 (3B4/1B6/8/1P3k2/5N2/6P1/1K2p3/Q7 w - - 0 1)

Akimov, Nikolai Nikolaevich

64 Shakhmatnoe obozrenie, 2017

3B4/1B6/8/1P3k2/5N2/6P1/1K2p3/Q7

#2

7 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qb1+?
      • 1...Kg4
        • 2.Qg6#
      • 1...Ke5!
  • Keys
    • 1.Qh1!
      • threat
        • 2.Qh5#
      • 1...Kg4
        • 2.Qh3#
      • 1...Ke5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAR2(A)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • Q(A);
    • Threat
      • QAR2(A)
    • Vars
      • K(b);S_FLIGHT::QAB1(A)
      • K(b);P-FLIGHT::QAR1(A)
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