MESON Chess Problem Database

Problem Display
PID: 54050 (8/1K1pp3/4Pp2/4k2P/2Q3p1/6P1/8/1B6 w - - 0 1)

Ariano, V

1st Prize, Jamaica Family Journal, 0000

8/1K1pp3/4Pp2/4k2P/2Q3p1/6P1/8/1B6

#2

6 + 5

15 British Chess Magazine 1882
3713 Snap 2007

SOLUTION

  • SOUND
  • Sets
    • 1...dxe6
      • 2.Qc5#
    • 1...d6
      • 2.Qe4#
  • Tries
    • 1.Ba2?
      • threat
        • 2.Qd5#
        • 2.Qf4#
      • 1...Kf5
        • 2.Qd5#
        • 2.Qf4#
      • 1...Kd6
        • 2.Qd5#
        • 2.Qd4#
        • 2.Qc7#
      • 1...dxe6
        • 2.Qf4#
      • 1...d5
        • 2.Qxd5#
      • 1...f5!
  • Keys
    • 1.Bf5!
      • 1...Kxf5
        • 2.Qd5#
      • 1...Kd6
        • 2.Qd4#
      • 1...dxe6
        • 2.Qc5#
      • 1...d5
        • 2.Qf4#
      • 1...d6
        • 2.Qe4#

This anticipates 2289(1881)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(d);N_GUARD,SBLOCK,XP(E)::QAR2(C)
    • P(d);SBLOCK::QAR1(C)
  • Tries
    • Try
      • B(A);
      • Threat
        • DUALS(2)
      • Vars
        • P(d);XP(E)::QAB1(C)
        • P(d);::QAR1(C),XP(d)
      • Refutation
        • P(c);
  • Actual
    • B(A);
    • Vars
      • K(b);P-FLIGHT,XB(A)::QAR2(C)
      • K(b);S_FLIGHT::QAR2(C)
      • P(d);N_GUARD,XP(E)::QAR2(C)
      • P(d);SBLOCK::QAB1(C)
      • P(d);SBLOCK::QAR1(C)
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