MESON Chess Problem Database

Problem Display
PID: 217743 (Bk6/8/1K6/8/8/R1R5/1b6/8 w - - 0 1)

Lingenberg, Hans-Martin

Lingenberg, W

Deutsche Schachzeitung, 1976

Bk6/8/1K6/8/8/R1R5/1b6/8

#2

4 + 2

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bc6?
      • threat
        • 2.Ra8#
      • 1...Kc8
        • 2.Ra8#
      • 1...Bxa3!
  • Keys
    • 1.Bb7!
      • threat
        • 2.Ra8#
        • 2.Rc8#
      • 1...Bxa3
        • 2.Rc8#
      • 1...Bxc3
        • 2.Ra8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);
      • Threat
        • R1(A)
      • Vars
        • K(b);P-FLIGHT::R(A)
      • Refutation
        • B(a);XR(A)
  • Actual
    • B(D);
    • Threat
      • DUALS(2)
    • Vars
      • B(a);XR(A)::R1(B)
      • B(a);XR(B)::R1(A)
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