MESON Chess Problem Database

Problem Display
PID: 145220 (K7/1n6/2n1R1N1/3k2p1/N5B1/3PP3/8/8 w - - 0 1)

Stubbs, Arthur Goodwin

Morning Post, 1936

(First published on Sat Jun 6 1936)

K7/1n6/2n1R1N1/3k2p1/N5B1/3PP3/8/8

#2

7 + 4

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Se7#
    • 1...Sd4
      • 2.Se7#
      • 2.e4#
    • 1...Sca5
      • 2.Se7#
    • 1...Se5
      • 2.Se7#
    • 1...Sa7
      • 2.Se7#
    • 1...Se7
      • 2.Sxe7#
    • 1...Sb8
      • 2.Se7#
    • 1...Scd8
      • 2.Se7#
    • 1...Sc5
      • 2.Sc3#
      • 2.Sb6#
  • Keys
    • 1.Rf6!
      • threat
        • 2.Bf3#
      • 1...Sd4
        • 2.e4#
      • 1...Se5
        • 2.Se7#
      • 1...Sc5
        • 2.Sc3#
        • 2.Sb6#
      • 1...Sd6
        • 2.Be6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 6
  • Sets
    • S(c);N_GUARD::S(F)
    • S(c);N_GUARD::S(F),XS(c)
  • Actual
    • R(E);
    • Threat
      • B(D)
    • Vars
      • S(c);SBLOCK::P(B)
      • S(c);N_GUARD,SBLOCK::S(F)
      • S(d);SBLOCK::B(D)
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