MESON Chess Problem Database

Problem Display
PID: 147089 (8/8/8/8/b7/Q1PB4/2P5/1k1K4 w - - 0 1)

Lincoln, Robert A

Australian Chess Problem Magazine TT, 1996

8/8/8/8/b7/Q1PB4/2P5/1k1K4

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Bxc2+
      • 2.Bxc2#
    • 1...Bb3
      • 2.cxb3#
  • Keys
    • 1.c4!
      • 1...Bxc2+
        • 2.Bxc2#
      • 1...Bb5
        • 2.c3#
      • 1...Bb3
        • 2.cxb3#
      • 1...Bc6
        • 2.c3#
      • 1...Bd7
        • 2.c3#
      • 1...Be8
        • 2.c3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(b);CHECK,OGATE,P_SPINB(b),XP(B)::B(E),XB(b)
    • B(b);::B(E)+P(B),XB(b)
  • Actual
    • P(D);
    • Vars
      • B(b);CHECK,OGATE,P_SPINB(b),XP(B)::B(E),XB(b)
      • B(b);N_PINP(B)::B(E)+P(B)
      • B(b);::B(E)+P(B),XB(b)
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