MESON Chess Problem Database

Problem Display
PID: 10870 (8/3Q4/3B4/8/3N4/K2P4/3k1N2/8 w - - 0 1)

Marandiuk, Mikhail Nazarovich

Vaulin, Evgeny A

3rd HM., Prapor peremogi, 1969

8/3Q4/3B4/8/3N4/K2P4/3k1N2/8

#2

6 + 1

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Bb4#
  • Tries
    • 1.Qe6?
      • 1...Kc1
        • 2.Qe1#
      • 1...Kc3!
    • 1.Qe8?
      • 1...Kc1
        • 2.Qe1#
      • 1...Kc3!
    • 1.Qe7?
      • 1...Kc1
        • 2.Qe1#
      • 1...Kc3!
  • Keys
    • 1.Qg4!
      • 1...Kc1
        • 2.Qd1#
      • 1...Ke1
        • 2.Qe2#
      • 1...Kc3
        • 2.Bb4#
      • 1...Ke3
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(E)
  • Tries
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAR2(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);S_FLIGHT::QAR1(F)
      • K(a);S_FLIGHT::B(E)
      • K(a);S_FLIGHT::QAB1(F)
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