MESON Chess Problem Database

Problem Display
PID: 255146 (8/2B3Q1/8/8/8/3B4/KN1k4/5n2 w - - 0 1)

Shumarin, Vladimir Pavlovich

Zadachi i Etyudi, 2006

8/2B3Q1/8/8/8/3B4/KN1k4/5n2

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kc1
      • 2.Qc3#
  • Tries
    • 1.Ba5+?
      • 1...Kc1
        • 2.Qc3#
        • 2.Qc7#
      • 1...Ke3!
  • Keys
    • 1.Qg1!
      • 1...Kc1
        • 2.Bf4#
      • 1...Ke1
        • 2.Ba5#
      • 1...Kc3
        • 2.Ba5#
      • 1...Sh2
        • 2.Ba5#
      • 1...Se3
        • 2.Ba5#
      • 1...Sg3
        • 2.Ba5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(b);N_GUARD,S_FLIGHT::QAR2(E)
  • Tries
    • Try
      • B(D);CHECK
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(b);N_GUARD,P_SPINS(a),S_FLIGHT::B(D)
      • K(b);N_GUARD,S_FLIGHT::B(D)
      • S(a);::B(D)
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