MESON Chess Problem Database

Problem Display
PID: 23126 (8/3K1Q2/8/1B2p3/4k3/4b3/6N1/8 w - - 0 1)

Lincoln, Robert A

Fun with Chess Miniatures, 1996

8/3K1Q2/8/1B2p3/4k3/4b3/6N1/8

#2

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qc4#
  • Tries
    • 1.Bd3+?
      • 1...Kd4
        • 2.Qc4#
      • 1...Kxd3!
  • Keys
    • 1.Qf1!
      • 1...Kd4
        • 2.Qc4#
      • 1...Kd5
        • 2.Qc4#
      • 1...Bf2
        • 2.Qd3#
      • 1...Bf4
        • 2.Qd3#
      • 1...Bc1
        • 2.Qd3#
      • 1...Bg1
        • 2.Qd3#
      • 1...Bd2
        • 2.Qd3#
      • 1...Bd4
        • 2.Bc6#
      • 1...Bc5
        • 2.Qd3#
      • 1...Bg5
        • 2.Qd3#
      • 1...Bb6
        • 2.Qd3#
      • 1...Bh6
        • 2.Qd3#
      • 1...Ba7
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAR1(D)
  • Tries
    • Try
      • B(B);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(D)
      • Refutation
        • K(b);S_FLIGHT,XB(B)
  • Actual
    • Q(D);
    • Vars
      • K(b);P-FLIGHT::QAR1(D)
      • K(b);S_FLIGHT::QAB1(D)
      • B(a);::QAB1(D)
      • B(a);SBLOCK::B(B)
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