MESON Chess Problem Database

Problem Display
PID: 210135 (k7/b1K5/2p5/1NPN4/8/8/8/8 w - - 0 1)

Froberg, Johan Hilding Laurentius

Land og Folk, 1978

k7/b1K5/2p5/1NPN4/8/8/8/8

#2

4 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bb6+
      • 2.Sxb6#
  • Keys
    • 1.Kc8!
      • threat
        • 2.Sbc7#
        • 2.Sdc7#
      • 1...Bxc5
        • 2.Sdc7#
      • 1...cxb5
        • 2.Sc7#
      • 1...cxd5
        • 2.Sc7#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Bb8
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(b);CHECK,N_GUARD::S(C),XB(b)
  • Actual
    • K(D);P-FLIGHT
    • Threat
      • DUALS(2)
    • Vars
      • B(b);XP(B)::S(C)
      • P(a);XS(A)::S(C)
      • P(a);XS(C)::S(A)
      • B(b);N_GUARD::S(C),XB(b)
      • B(b);N_GUARD::S(C)
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