MESON Chess Problem Database

Problem Display
PID: 249534 (kbK5/b7/N1P5/8/8/8/8/8 w - - 0 1)

Mortensen, Jan Robert (aka 'Adamas')

Deutsche Schachzeitung, 1977

kbK5/b7/N1P5/8/8/8/8/8

#2

3 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bc7
      • 2.Sxc7#
  • Keys
    • 1.c7!
      • 1...Bxc7
        • 2.Sxc7#
      • 1...Bg1
        • 2.cxb8Q#
      • 1...Bf2
        • 2.cxb8Q#
      • 1...Be3
        • 2.cxb8Q#
      • 1...Bd4
        • 2.cxb8Q#
      • 1...Bc5
        • 2.cxb8Q#
      • 1...Bb6
        • 2.cxb8Q#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(c);N_GUARD::S(A),XB(c)
  • Actual
    • P(B);
    • Vars
      • B(c);XP(B)::S(A),XB(c)
      • B(a);N_GUARD::PXB(c)=Q
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