MESON Chess Problem Database

Problem Display
PID: 199281 (Qb6/Nn1R4/r7/1P6/p1kPn3/4pN2/2K5/1R5B w - - 0 1)

Ahues, Herbert Siegfried Oskar

Freie Presse, 2001

(First published on Fri Apr 6 2001)

Qb6/Nn1R4/r7/1P6/p1kPn3/4pN2/2K5/1R5B

#2

9 + 7

16210 Problemschach-Jahrbuch (2001) 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Be5
      • 2.Sxe5#
    • 1...Bd6
      • 2.Qg8#
    • 1...Bxa7
      • 2.Se5#
    • 1...Sa5
      • 2.Qd5#
    • 1...Sc5
      • 2.Qd5#
    • 1...Sd8
      • 2.Qd5#
  • Keys
    • 1.Sc6!
      • threat
        • 2.Rb4#
      • 1...Rxc6
        • 2.Qxa4#
      • 1...Bd6
        • 2.Qg8#
      • 1...Sed6
        • 2.Sfe5#
      • 1...Sbd6
        • 2.Sce5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • B(g);N_GUARD::S(D),XB(g)
    • B(g);OGATE::QAB(I)
    • B(g);N_GUARD,XS(G)::S(D)
    • S(f);OGATE::QAB1(I)
  • Actual
    • S(G);
    • Threat
      • R1(A)
    • Vars
      • R(e);OGATE,XS(G)::QAR2(I),XP(b)
      • B(g);OGATE::QAB(I)
      • S(d);S_CUTB(g)::S(D)
      • S(f);S_CUTB(g)::S(G)
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