MESON Chess Problem Database

Problem Display
PID: 121409 (8/8/Q1Pp1p2/1Nkpbp2/5n2/5K2/bP1B4/8 w - - 0 1)

Colpa, Johannes J

The Times, 1907

8/8/Q1Pp1p2/1Nkpbp2/5n2/5K2/bP1B4/8

#2

6 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bc4
      • 2.b4#
  • Keys
    • 1.Sd4!
      • 1...Kxd4
        • 2.Be3#
      • 1...Bxd4
        • 2.b4#
      • 1...Bb1
        • 2.Sb3#
      • 1...Bb3
        • 2.Sxb3#
      • 1...Bc4
        • 2.Qa7#
      • 1...Se2
        • 2.Se6#
      • 1...Sg2
        • 2.Se6#
      • 1...Sd3
        • 2.Se6#
      • 1...Sh3
        • 2.Se6#
      • 1...Sh5
        • 2.Se6#
      • 1...Se6
        • 2.Sxe6#
      • 1...Sg6
        • 2.Se6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::P(A)
  • Actual
    • S(D);
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(D)::B(B)
      • B(e);SBLOCK,XS(D)::P(A)
      • B(a);N_GUARD::S(D)
      • B(a);N_GUARD::S(D),XB(a)
      • B(a);SBLOCK::QAB(E)
      • S(b);N_GUARD::S(D)
      • S(b);N_GUARD::S(D),XS(b)
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