MESON Chess Problem Database

Problem Display
PID: 7967 (8/8/4p3/2Qp4/1B4B1/3k4/1K6/8 w - - 0 1)

Lincoln, Robert A

Atlantic Chess News, 1995

8/8/4p3/2Qp4/1B4B1/3k4/1K6/8

#2

4 + 3

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Bc3?
      • threat
        • 2.Qd4#
      • 1...Ke4
        • 2.Qd4#
      • 1...d4
        • 2.Qxd4#
      • 1...e5!
  • Keys
    • 1.Bd2!
      • 1...Kxd2
        • 2.Qc3#
      • 1...Ke4
        • 2.Qe3#
      • 1...d4
        • 2.Qc2#
      • 1...e5
        • 2.Qxd5#

FEATURES

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