MESON Chess Problem Database

Problem Display
PID: 151593 (2NQ3b/3np3/4b2r/3PBp2/2N1k3/3R2P1/K4n2/5B2 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Revista Romana de Sah, 1948

2NQ3b/3np3/4b2r/3PBp2/2N1k3/3R2P1/K4n2/5B2

#2

9 + 8

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd5
      • 2.Re3#
    • 1...Bxe5
      • 2.Sd2#
    • 1...Sxd3
      • 2.Bg2#
    • 1...Sc5
      • 2.Re3#
    • 1...Sxe5
      • 2.Sd2#
    • 1...Sb6
      • 2.Re3#
    • 1...Sf6
      • 2.Re3#
    • 1...Sb8
      • 2.Re3#
    • 1...Sf8
      • 2.Re3#
  • Tries
    • 1.Qc7?
      • threat
        • 2.Sd2#
      • 1...Bxd5
        • 2.Re3#
      • 1...Sxd3
        • 2.Bg2#
      • 1...f4!
  • Keys
    • 1.Qxe7!
      • threat
        • 2.S8d6#
      • 1...Bxd5
        • 2.Re3#
      • 1...Bxe5
        • 2.Sd2#
      • 1...Sxd3
        • 2.Bg2#
      • 1...Bf7
        • 2.Sd2#
      • 1...Bg8
        • 2.Sd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 6
  • Sets
    • B(d);P_PINS(E),SBLOCK,XP(F)::R1(C)
    • B(h);SBLOCK,XB(G)::S(E)
    • S(a);SBLOCK,XR(C)::B(A)
    • S(f);::R1(C)
    • S(f);SBLOCK,XB(G)::S(E)
  • Tries
    • Try
      • Q(I);
      • Threat
        • S(E)
      • Vars
        • B(d);P_PINS(E),SBLOCK,XP(F)::R1(C)
        • S(a);SBLOCK,XR(C)::B(A)
      • Refutation
        • P(c);
  • Actual
    • Q(I);XP(g)
    • Threat
      • S(H)
    • Vars
      • B(d);P_PINS(E),SBLOCK,XP(F)::R1(C)
      • B(h);SBLOCK,XB(G)::S(E)
      • S(a);SBLOCK,XR(C)::B(A)
      • B(d);::S(E)
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