MESON Chess Problem Database

Problem Display
PID: 167323 (8/8/8/8/3B4/1P1P1B2/P1k5/R3K3 w Q - 0 1)

Bethge, Friedrich

Der Tagesspiegel (Berlin), 1949

8/8/8/8/3B4/1P1P1B2/P1k5/R3K3

#2

7 + 1

15148 Sadier Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd3
      • 2.0-0-0#
  • Tries
    • 1.a4?
      • 1...Kxd3
        • 2.0-0-0#
      • 1...Kxb3!
  • Keys
    • 1.a3!
      • 1...Kxb3
        • 2.Bd1#
      • 1...Kxd3
        • 2.0-0-0#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT,XP(E)::0-0-0
  • Tries
    • Try
      • P(C);
      • Vars
        • K(a);S_FLIGHT,XP(E)::0-0-0
      • Refutation
        • K(a);S_FLIGHT,XP(D)
  • Actual
    • P(C);
    • Vars
      • K(a);S_FLIGHT,XP(D)::B(F)
      • K(a);S_FLIGHT,XP(E)::0-0-0
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