MESON Chess Problem Database

Problem Display
PID: 208042 (8/2B5/3p4/1BPp4/Pk1N2q1/8/P7/K7 w - - 0 1)

Spear, JM

Dubuque Chess Journal, 1873

8/2B5/3p4/1BPp4/Pk1N2q1/8/P7/K7

#2

7 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ka3
      • 2.Sc2#
  • Keys
    • 1.Ba5+!
      • 1...Ka3
        • 2.Sc2#
      • 1...Kxa5
        • 2.Sc6#
      • 1...Kxc5
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(D)
  • Actual
    • B(G);CHECK
    • Vars
      • K(a);S_FLIGHT::S(D)
      • K(a);S_FLIGHT,XB(G)::S(D)
      • K(a);S_FLIGHT,XP(F)::S(D)
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