MESON Chess Problem Database

Problem Display
PID: 96523 (4K3/1kB5/1N6/1N6/P5B1/8/8/8 w - - 0 1)

Lokker, Miklosh S

Problemas, 1970

4K3/1kB5/1N6/1N6/P5B1/8/8/8

#2

6 + 1

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sc4?
      • 1...Ka6
        • 2.Bc8#
      • 1...Ka8
        • 2.Bf3#
      • 1...Kc6!
    • 1.Sa8?
      • 1...Ka6
        • 2.Bc8#
      • 1...Kxa8
        • 2.Bf3#
      • 1...Kc6!
  • Keys
    • 1.Sd7!
      • 1...Ka6
        • 2.Sc5#
      • 1...Kc6
        • 2.Bf3#
      • 1...Ka8
        • 2.Bf3#
      • 1...Kc8
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::B(B)
        • K(a);S_FLIGHT,XS(D)::B(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(D);
    • Vars
      • K(a);S_FLIGHT::S(D)
      • K(a);S_FLIGHT::B(B)
      • K(a);S_FLIGHT::B(B)+S(D)
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