MESON Chess Problem Database

Problem Display
PID: 93223 (r1B5/P7/1Pkp4/3N4/2K5/8/8/8 w - - 0 1)

Mortensen, Jan Robert (aka 'Adamas')

Skakbladet, 1969

r1B5/P7/1Pkp4/3N4/2K5/8/8/8

#2

5 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rb8
      • 2.axb8S#
  • Keys
    • 1.b7!
      • threat
        • 2.bxa8Q#
        • 2.bxa8B#
      • 1...Rxa7
        • 2.b8S#
      • 1...Rxc8
        • 2.bxc8Q#
      • 1...Rb8
        • 2.axb8S#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(c);OGATE::PXR(c)=S
  • Actual
    • P(C);
    • Threat
      • PXR(c)=Q
    • Vars
      • R(c);N_GUARD,XP(D)::P=S
      • R(c);OGATE,XB(E)::PXR(c)=Q
      • R(c);OGATE::PXR(c)=S
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