MESON Chess Problem Database

Problem Display
PID: 47359 (8/2B5/8/1B1k2N1/8/6K1/8/6Q1 w - - 0 1)

Marjanovic, B

Sahovska Kompozicia, 1991

8/2B5/8/1B1k2N1/8/6K1/8/6Q1

#2

5 + 1

4883 Still More Fun with Chess Miniatures 2002
5454 Near Snap 2009
145 StrateGems 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Bb6?
      • threat
        • 2.Qd4#
        • 2.Qc5#
      • 1...Kd6
        • 2.Qc5#
      • 1...Ke5!
    • 1.Qe1?
      • threat
        • 2.Qe5#
      • 1...Kd4
        • 2.Qe5#
      • 1...Kc5!
    • 1.Qf1?
      • threat
        • 2.Qc4#
      • 1...Kc5
        • 2.Qc4#
      • 1...Kd4!
  • Keys
    • 1.Bd8!
      • 1...Ke5
        • 2.Qc5#
      • 1...Kd6
        • 2.Qd4#

Anticipated by 11856(1972), 153252(1984), 15844(1988)

This anticipates 77482(1992), 232960(1994), 219476(1995), 104614(2001), 245496(2001)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(E);
      • Threat
        • DUALS(2)
      • Vars
        • K(a);P-FLIGHT::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAR1(A)
      • Vars
        • K(a);P-FLIGHT::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(E);
    • Vars
      • K(a);P-FLIGHT::QAR2(A)
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