MESON Chess Problem Database

Problem Display
PID: 51095 (8/2n5/2K4b/8/1p1B4/3k2N1/6Q1/8 w - - 0 1)

Seymour, Robert Hoe

HM., Burnley Express, 1880-1881

8/2n5/2K4b/8/1p1B4/3k2N1/6Q1/8

#2

4 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Ba1?
      • threat
        • 2.Qe2#
      • 1...Kc4
        • 2.Qc2#
      • 1...Bd2
        • 2.Qe4#
      • 1...Ke3!
    • 1.Bb2?
      • threat
        • 2.Qe2#
      • 1...Kc4
        • 2.Qc2#
      • 1...Bd2
        • 2.Qe4#
      • 1...Ke3!
    • 1.Bf6?
      • threat
        • 2.Qe2#
      • 1...Kc4
        • 2.Qc2#
      • 1...Bd2
        • 2.Qe4#
      • 1...Ke3!
  • Keys
    • 1.Be5!
      • threat
        • 2.Qe2#
      • 1...Ke3
        • 2.Qe2#
      • 1...Kc4
        • 2.Qc2#
      • 1...Bd2
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
        • B(c);SBLOCK::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(C);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
        • B(c);SBLOCK::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(C);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
        • B(c);SBLOCK::QAB1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(C);
    • Threat
      • QAB1(A)
    • Vars
      • K(a);P-FLIGHT::QAR1(A)
      • K(a);S_FLIGHT::QAR2(A)
      • B(c);SBLOCK::QAB1(A)
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