MESON Chess Problem Database

Problem Display
PID: 221805 (6B1/8/8/K7/8/1pkNQ3/8/8 w - - 0 1)

Skomoroshenko, Nikolai

ChessStar, 2020

6B1/8/8/K7/8/1pkNQ3/8/8

#2

4 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...b2
      • 2.Se1#
      • 2.Sb4#
  • Tries
    • 1.Ka4?
      • 1...b2
        • 2.Se1#
        • 2.Sb4#
      • 1...Kc2!
    • 1.Kb5?
      • 1...b2
        • 2.Se1#
        • 2.Sb4#
      • 1...Kc2!
    • 1.Bd5?
      • 1...b2
        • 2.Se1#
        • 2.Sb4#
      • 1...Kc2!
    • 1.Be6?
      • 1...b2
        • 2.Se1#
        • 2.Sb4#
      • 1...Kc2!
    • 1.Bf7?
      • 1...b2
        • 2.Se1#
        • 2.Sb4#
      • 1...Kc2!
  • Keys
    • 1.Bh7!
      • 1...Kc2
        • 2.Qc1#
      • 1...Kc4
        • 2.Qc5#
      • 1...b2
        • 2.Se5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(D);
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(D);
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(D);
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • B(D);
    • Vars
      • K(b);P-FLIGHT::QAR1(B)
      • P(a);SBLOCK::QAR(B)+S(A)
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