MESON Chess Problem Database

Problem Display
PID: 224704 (8/8/Q1P5/2K1k2B/3Np2P/4n1r1/1B6/8 w - - 0 1)

Barnett, Bernard

The Sunny South, 1888

8/8/Q1P5/2K1k2B/3Np2P/4n1r1/1B6/8

#2

7 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Se2+?
      • 1...Kf5
        • 2.Qc8#
      • 1...Ke6!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Se2#
      • 1...Kf4
        • 2.Se2#
        • 2.Qc7#
        • 2.Qb8#
      • 1...Kf6
        • 2.Sf5#
      • 1...Sd1
        • 2.Qf5#
      • 1...Sf1
        • 2.Qf5#
      • 1...Sc2
        • 2.Qf5#
      • 1...Sg2
        • 2.Qf5#
      • 1...Sc4
        • 2.Qf5#
      • 1...Sg4
        • 2.Qf5#
      • 1...Sd5
        • 2.Qf5#
      • 1...Sf5
        • 2.Qxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(d);P-FLIGHT::QAB(F)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • Q(F);
    • Threat
      • B(A)+S(B)
    • Vars
      • K(d);S_FLIGHT::B(A)+S(B)
      • S(a);N_GUARD::QAR1(F)
      • S(a);N_GUARD::QAR1(F),XS(a)
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