MESON Chess Problem Database

Problem Display
PID: 150346 (1b6/4NQ2/1B3p1n/3P4/3PPp2/1b2kP2/6P1/2N1K3 w - - 0 1)

Desanges, L

Hampstead and Highgate Express, 1895

(First published on Sat Dec 14 1895)

1b6/4NQ2/1B3p1n/3P4/3PPp2/1b2kP2/6P1/2N1K3

#2

10 + 6

14867 BCPS Library 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd5
      • 2.Sxd5#
    • 1...Be5
      • 2.dxe5#
    • 1...Sg4
      • 2.Sf5#
    • 1...Sf5
      • 2.Sxf5#
    • 1...Sxf7
      • 2.Sf5#
    • 1...Sg8
      • 2.Sf5#
  • Keys
    • 1.d6!
      • threat
        • 2.Qxb3#
        • 2.d5#
      • 1...Bxf7
        • 2.d5#
      • 1...Bxd6
        • 2.Qxb3#
      • 1...Sxf7
        • 2.Sf5#
        • 2.d5#
      • 1...Bd1
        • 2.Sd5#
        • 2.d5#
      • 1...Ba2
        • 2.d5#
      • 1...Bc2
        • 2.Sd5#
        • 2.d5#
      • 1...Ba4
        • 2.Sd5#
        • 2.d5#
      • 1...Bc4
        • 2.d5#
      • 1...Bd5
        • 2.Sxd5#
      • 1...Be6
        • 2.d5#
      • 1...Ba7
        • 2.Qxb3#
      • 1...Bc7
        • 2.Qxb3#
      • 1...Sf5
        • 2.Sxf5#
        • 2.Qxb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 5
  • Sets
    • B(a);XP(G)::S(I),XB(a)
    • B(f);OGATE::B(H)+P(E),XB(f)
    • S(e);N_GUARD::S(I)
    • S(e);N_GUARD::S(I),XS(e)
    • S(e);N_GUARD,XQ(J)::S(I)
  • Actual
    • P(G);
    • Threat
      • DUALS(2)
    • Vars
      • B(a);XQ(J)::B(H)+P(E)
      • B(f);XP(G)::QAR(J),XB(a)
      • B(a);::B(H)+P(E)
      • B(a);N_GUARD::S(I),XB(a)
      • B(f);::QAR(J),XB(a)
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