MESON Chess Problem Database

Problem Display
PID: 173577 (b7/B4N2/6n1/3P1q1R/4kb2/1B1RP3/K2pP3/8 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Boletim da UBP, 1984

b7/B4N2/6n1/3P1q1R/4kb2/1B1RP3/K2pP3/8

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Se5
      • 2.Sd6#
  • Keys
    • 1.Bc2!
      • threat
        • 2.Rxd2#
      • 1...Qxd5+
        • 2.Rdxd5#
      • 1...Bxd5+
        • 2.Rb3#
      • 1...Bxe3
        • 2.Rd4#
      • 1...d1Q
        • 2.Rxd1#
      • 1...d1S
        • 2.Rxd1#
        • 2.Rd2#
      • 1...d1B
        • 2.Rxd1#
      • 1...d1R
        • 2.Rxd1#
        • 2.Rd2#
      • 1...Qc8
        • 2.Rc3#
      • 1...Se5
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(e);SBLOCK,S_CUTB(c)::S(I)
  • Actual
    • B(C);
    • Threat
      • B(C)+R(D),XP(a)
    • Vars
      • Q(d);CHECK,OGATE,XP(F)::B(C)+R(D),XQ(d)
      • B(f);CHECK,SBLOCK,XP(F)::B(C)+R(D)
      • B(c);SBLOCK,XP(E)::B(C)+R(D),DCHECK
      • P(a);OGATE::B(C)+R(D),XQ(a)
      • P(a);OGATE::B(C)+R(D),XB(a)
      • Q(d);::B(C)+R(D)
      • S(e);SBLOCK,S_CUTB(c)::S(I)
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