MESON Chess Problem Database

Problem Display
PID: 68511 (8/5R1b/1b2B3/4p2r/4k3/1N4P1/4P1n1/1K1N4 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Schach-Aktiv, 2006

8/5R1b/1b2B3/4p2r/4k3/1N4P1/4P1n1/1K1N4

#2

7 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Be3
      • 2.Sc3#
    • 1...Bd4
      • 2.Sd2#
    • 1...Se3
      • 2.Sf2#
      • 2.Sc3#
  • Tries
    • 1.Rf3?
      • threat
        • 2.Sc3#
      • 1...Bd4
        • 2.Sd2#
      • 1...Ba5
        • 2.Sf2#
      • 1...Rh1!
  • Keys
    • 1.Rd7!
      • threat
        • 2.Sd2#
      • 1...Be3
        • 2.Sc3#
      • 1...Ba5
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(e);SBLOCK::S(B)
    • B(e);SBLOCK::S(D)
  • Tries
    • Try
      • R(G);
      • Threat
        • S(B)
      • Vars
        • B(e);SBLOCK::S(D)
        • B(e);N_GUARD::S(B)
      • Refutation
        • R(d);P_PINS(B)
  • Actual
    • R(G);
    • Threat
      • S(D)
    • Vars
      • B(e);SBLOCK::S(B)
      • B(e);N_GUARD::S(D)
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