MESON Chess Problem Database

Problem Display
PID: 73454 (1b6/2n2N2/2RpR3/4P1P1/1Qp1k1K1/3p4/b2n4/6B1 w - - 0 1)

Hoffmann, Fritz

Badische Neueste Nachrichten, 1993

1b6/2n2N2/2RpR3/4P1P1/1Qp1k1K1/3p4/b2n4/6B1

#2

8 + 8

6113 Problemschach-Jahrbuch (1993) 1994

SOLUTION

  • SOUND
  • Sets
    • 1...Sd5
      • 2.exd6#
    • 1...dxe5
      • 2.Rxe5#
    • 1...d5
      • 2.Sd6#
  • Keys
    • 1.Qb7!
      • threat
        • 2.Rxc4#
      • 1...Kd5
        • 2.Rcxd6#
      • 1...Sd5
        • 2.exd6#
      • 1...c3
        • 2.Rc4#
      • 1...d5
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • S(g);N_GUARD,SBLOCK::R(G)+P(D),XP(f)
    • P(f);OGATE,XP(D)::R1(G),XP(f)
    • P(f);SBLOCK::S(H)
  • Actual
    • Q(B);N_PINP(d)
    • Threat
      • QAB(B)+R(F),DCHECK,XP(d)
    • Vars
      • K(e);S_FLIGHT::QAB(B)+R(F),DCHECK,XP(f)
      • S(g);N_GUARD,SBLOCK::R(G)+P(D),XP(f)
      • P(d);::QAB(B)+R(F),DCHECK
      • P(f);SBLOCK::S(H)
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