MESON Chess Problem Database

Problem Display
PID: 142099 (7n/2p1p3/5p2/1n2kPp1/1PP2R2/6B1/4P1BQ/bb3K2 w - - 0 1)

Laws, Benjamin Glover

British Chess Magazine 06. Ty., 1890

7n/2p1p3/5p2/1n2kPp1/1PP2R2/6B1/4P1BQ/bb3K2

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Rd4#
    • 1...Bd4
      • 2.Rf2#
    • 1...Bxf5
      • 2.Re4#
    • 1...Sd4
      • 2.Rf2#
  • Keys
    • 1.Qg1!
      • threat
        • 2.Qc5#
      • 1...Kd6
        • 2.Rd4#
      • 1...Bxf5
        • 2.Re4#
      • 1...Bd4
        • 2.Rf2#
      • 1...Be4
        • 2.Rf3#
      • 1...Sc3
        • 2.Qd4#
      • 1...Sd4
        • 2.Rf2#
      • 1...c5
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(d);S_FLIGHT::B(E)+R(H),DCHECK
    • B(a);SBLOCK::B(E)+R(H)
    • B(b);SBLOCK,XP(I)::B(E)+R(H),DCHECK
    • S(c);SBLOCK::B(E)+R(H)
  • Actual
    • Q(D);
    • Threat
      • QAR2(D)
    • Vars
      • K(d);S_FLIGHT::B(E)+R(H),DCHECK
      • B(b);SBLOCK,XP(I)::B(E)+R(H),DCHECK
      • B(a);SBLOCK::B(E)+R(H)
      • B(b);SBLOCK::B(E)+R(H)
      • S(c);N_GUARD,S_CUTB(a)::QAB1(D)
      • S(c);SBLOCK::B(E)+R(H)
      • P(g);::QAR2(D),XP(g)
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