MESON Chess Problem Database

Problem Display
PID: 218603 (2Q1b3/2nP4/1p1K4/1B4P1/3k3B/2NppP2/5R2/8 w - - 0 1)

Zim, Joh Karl

Charleston Sunday News, 1882

2Q1b3/2nP4/1p1K4/1B4P1/3k3B/2NppP2/5R2/8

#2

9 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bh5
      • 2.Qh8#
    • 1...Bg6
      • 2.Qh8#
    • 1...Bxd7
      • 2.Qh8#
    • 1...Bf7
      • 2.Qh8#
    • 1...Sxb5+
      • 2.Sxb5#
    • 1...Sd5
      • 2.Qc4#
    • 1...Sa6
      • 2.Qc4#
    • 1...Se6
      • 2.Qc4#
    • 1...Sa8
      • 2.Qc4#
    • 1...d2
      • 2.Se2#
  • Keys
    • 1.Rc2!
      • 1...Sxb5+
        • 2.Sxb5#
      • 1...Bxd7
        • 2.Qh8#
      • 1...dxc2
        • 2.Se2#
      • 1...e2
        • 2.Bf2#
      • 1...d2
        • 2.Se2#
      • 1...Bh5
        • 2.Qh8#
      • 1...Bg6
        • 2.Qh8#
      • 1...Bf7
        • 2.Qh8#
      • 1...Sd5
        • 2.Qc4#
      • 1...Sa6
        • 2.Qc4#
      • 1...Se6
        • 2.Qc4#
      • 1...Sa8
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(f);OGATE::QAB(I)
    • B(f);OGATE,XP(H)::QAB(I)
    • S(e);CHECK,XB(E)::S(B),XS(e)
    • S(e);OGATE::QAR1(I)
    • P(a);N_GUARD::S(B)
  • Actual
    • R(A);
    • Vars
      • S(e);CHECK,XB(E)::S(B),XS(e)
      • B(f);OGATE,XP(H)::QAB(I)
      • P(a);N_GUARD,XR(A)::S(B)
      • P(b);OGATEB::B(D)
      • P(a);N_GUARD::S(B)
      • B(f);OGATE::QAB(I)
      • S(e);OGATE::QAR1(I)
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