MESON Chess Problem Database

Problem Display
PID: 82157 (3r4/5n2/2R5/p3b3/PkN5/1P1p4/KnP5/8 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Dukic, Milenko

Problemas, 1972

3r4/5n2/2R5/p3b3/PkN5/1P1p4/KnP5/8

#2

6 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc4
      • 2.Rxc4#
  • Keys
    • 1.Sxb2!
      • threat
        • 2.Rc4#
      • 1...Rd4
        • 2.c3#
      • 1...Rc8
        • 2.Sxd3#
      • 1...Sd6
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • S(a);OGATE,XS(E)::R1(F),XS(a)
  • Actual
    • S(E);XS(a)
    • Threat
      • R1(F)
    • Vars
      • R(g);S_CUTB(e)::P(B)
      • R(g);N_GUARD::S(E),XP(b)
      • S(f);S_CUTR(g)::S(E),XP(b)
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