MESON Chess Problem Database

Problem Display
PID: 156284 (8/B3N3/4P2Q/1K1pkB1n/7P/5p2/8/4b3 w - - 0 1)

Meyer, Max Julius

Hampstead and Highgate Express, 1903

(First published on Sat Jan 17 1903)

8/B3N3/4P2Q/1K1pkB1n/7P/5p2/8/4b3

#2

7 + 5

236 The Field 1906
15351 SCPF/BCPS Black Books 2016
15239 Valois Notebooks 2021
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...d4
      • 2.Bb8#
  • Tries
    • 1.Sc6+?
      • 1...Kd6
        • 2.Bb8#
      • 1...Kxf5!
    • 1.Sg6+?
      • 1...Kd6
        • 2.Bb8#
      • 1...Kf6
        • 2.Qf8#
      • 1...Kxf5!
  • Keys
    • 1.Qf8!
      • threat
        • 2.Sg6#
      • 1...Kf4
        • 2.Qb8#
      • 1...Kd6
        • 2.Bb8#
      • 1...Sf4
        • 2.Sc6#
      • 1...Sf6
        • 2.Qb8#
      • 1...d4
        • 2.Bb8#

Anticipated by 141859(1898)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::B(F)
  • Tries
    • Try
      • S(G);CHECK
      • Vars
        • K(d);S_FLIGHT::B(F)
      • Refutation
        • K(d);P-FLIGHT,XB(C)
    • Try
      • S(G);CHECK
      • Vars
        • K(d);S_FLIGHT::B(F)
        • K(d);S_FLIGHT::QAR2(E)
      • Refutation
        • K(d);P-FLIGHT,XB(C)
  • Actual
    • Q(E);
    • Threat
      • S(G)
    • Vars
      • K(d);S_FLIGHT::QAB(E)
      • K(d);S_FLIGHT::B(F)
      • S(e);SBLOCK::S(G)
      • S(e);SBLOCK::QAB(E)
      • P(c);SBLOCK::B(F)
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