MESON Chess Problem Database

Problem Display
PID: 16178 (8/8/8/2B5/8/1k1K4/2p5/Qbb5 w - - 0 1)

Lincoln, Robert A

StrateGems, 2000

8/8/8/2B5/8/1k1K4/2p5/Qbb5

#2

3 + 4

4883 Still More Fun with Chess Miniatures 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Bd2
      • 2.Qa3#
    • 1...Ba3
      • 2.Qxa3#
    • 1...Be3
      • 2.Qa3#
    • 1...Bf4
      • 2.Qa3#
    • 1...Bg5
      • 2.Qa3#
    • 1...Bh6
      • 2.Qa3#
  • Tries
    • 1.Qc3+?
      • 1...Ka4
        • 2.Qb4#
      • 1...Ka2!
    • 1.Qa4+?
      • 1...Kb2
        • 2.Bd4#
        • 2.Qa3#
      • 1...Kxa4!
    • 1.Qa5?
      • 1...Kb2
        • 2.Qa3#
      • 1...Ba3
        • 2.Qxa3#
      • 1...Ba2
        • 2.Qb4#
        • 2.Qb5#
      • 1...Bd2
        • 2.Qa3#
      • 1...Be3
        • 2.Qa3#
      • 1...Bf4
        • 2.Qa3#
      • 1...Bg5
        • 2.Qa3#
      • 1...Bh6
        • 2.Qa3#
      • 1...Bb2!
  • Keys
    • 1.Qa6!
      • 1...Kb2
        • 2.Qa3#
      • 1...Ba3
        • 2.Qxa3#
      • 1...Bb2
        • 2.Qc4#
      • 1...Ba2
        • 2.Qb5#
      • 1...Bd2
        • 2.Qa3#
      • 1...Be3
        • 2.Qa3#
      • 1...Bf4
        • 2.Qa3#
      • 1...Bg5
        • 2.Qa3#
      • 1...Bh6
        • 2.Qa3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(b);N_GUARD::QAR1(A)
    • B(b);N_GUARD::QAR1(A),XB(b)
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR1(A)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Refutation
        • K(d);S_FLIGHT,XQ(A)
    • Try
      • Q(A);
      • Vars
        • K(d);P-FLIGHT::QAB1(A)
        • B(b);N_GUARD::QAR1(A),XB(b)
        • B(b);N_GUARD::QAR1(A)
      • Refutation
        • B(b);
  • Actual
    • Q(A);
    • Vars
      • K(d);P-FLIGHT::QAB1(A)
      • B(b);N_GUARD::QAR1(A),XB(b)
      • B(b);SBLOCK::QAB1(A)
      • B(a);SBLOCK::QAR2(A)
      • B(b);N_GUARD::QAR1(A)
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