MESON Chess Problem Database

Problem Display
PID: 10904 (8/PkP5/8/1N6/1K6/8/8/8 w - - 0 1)

Mortensen, Jan Robert (aka 'Adamas')

Skakbladet, 1969

8/PkP5/8/1N6/1K6/8/8/8

#2

4 + 1

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...Ka8
      • 2.c8Q#
  • Tries
    • 1.Kc5?
      • 1...Ka6
        • 2.a8Q#
      • 1...Ka8
        • 2.c8Q#
      • 1...Kc8!
    • 1.c8Q+?
      • 1...Kb6
        • 2.a8S#
      • 1...Kxc8!
  • Keys
    • 1.a8Q+!
      • 1...Kb6
        • 2.c8S#
      • 1...Kxa8
        • 2.c8Q#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::P=Q
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::P=Q
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(D);CHECK
      • Vars
        • K(a);P-FLIGHT::P=S
      • Refutation
        • K(a);S_FLIGHT,XQ(D)
  • Actual
    • P(C);CHECK
    • Vars
      • K(a);P-FLIGHT::P=S
      • K(a);S_FLIGHT,XQ(C)::P=Q
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