MESON Chess Problem Database

Problem Display
PID: 215989 (4N3/2Pkn3/K7/7Q/8/3N4/8/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Sachova skladba, 1991

4N3/2Pkn3/K7/7Q/8/3N4/8/8

#2

5 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kc6
      • 2.Qb5#
    • 1...Ke6
      • 2.Sc5#
  • Keys
    • 1.Qf7!
      • 1...Kc6
        • 2.Qe6#
      • 1...Kc8
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(a);S_FLIGHT::QAB1(B)
    • K(a);S_FLIGHT::S(A)
  • Actual
    • Q(B);P_PINS(b)
    • Vars
      • K(a);N_SPINS(b),S_FLIGHT::QAR2(B)
      • K(a);N_SPINS(b),S_FLIGHT::QAB(B)
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