MESON Chess Problem Database

Problem Display
PID: 48092 (8/8/3Q1p2/8/3pkB2/8/3K4/6R1 w - - 0 1)

Lincoln, Robert A

Still More Fun with Chess Miniatures, 2002

8/8/3Q1p2/8/3pkB2/8/3K4/6R1

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Bg3?
      • 1...Kf3
        • 2.Qf4#
      • 1...d3
        • 2.Qxd3#
      • 1...f5
        • 2.Qc6#
      • 1...Kf5!
    • 1.Rf1?
      • threat
        • 2.Qe6#
      • 1...d3
        • 2.Qxd3#
      • 1...Kf5!
  • Keys
    • 1.Bh2!
      • 1...Kf3
        • 2.Qf4#
      • 1...Kf5
        • 2.Qd5#
      • 1...d3
        • 2.Qxd3#
      • 1...f5
        • 2.Qc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(b);S_FLIGHT::QAR1(D)
        • P(a);OGATE::QAB1(D),XP(a)
        • P(c);SBLOCK::QAB(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(A);
      • Threat
        • QAR2(D)
      • Vars
        • P(a);OGATE::QAB1(D),XP(a)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(b);S_FLIGHT::QAR1(D)
      • K(b);S_FLIGHT::QAR2(D)
      • P(a);OGATE::QAB1(D),XP(a)
      • P(c);SBLOCK::QAB(D)
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