MESON Chess Problem Database

Problem Display
PID: 39725 (8/6K1/B3p1p1/5k2/4p3/6Q1/8/8 w - - 0 1)

Lincoln, Robert A

More Fun with Chess Miniatures, 2000

8/6K1/B3p1p1/5k2/4p3/6Q1/8/8

#2

3 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...e3
      • 2.Bd3#
    • 1...e5
      • 2.Bc8#
  • Tries
    • 1.Kf7?
      • 1...e3
        • 2.Bd3#
      • 1...e5
        • 2.Bc8#
      • 1...g5!
    • 1.Bf1?
      • threat
        • 2.Bh3#
      • 1...e3
        • 2.Bd3#
      • 1...g5!
    • 1.Bb5?
      • 1...e3
        • 2.Bd3#
      • 1...e5
        • 2.Bd7#
      • 1...g5!
  • Keys
    • 1.Be2!
      • 1...e3
        • 2.Bd3#
      • 1...e5
        • 2.Qg4#
      • 1...g5
        • 2.Bg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATEB::B(B)
    • P(c);OGATEB::B(B)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Vars
        • P(a);OGATEB::B(B)
        • P(c);OGATEB::B(B)
      • Refutation
        • P(d);
    • Try
      • B(B);
      • Threat
        • B(B)
      • Vars
        • P(a);OGATEB::B(B)
      • Refutation
        • P(d);
    • Try
      • B(B);
      • Vars
        • P(a);OGATEB::B(B)
        • P(c);OGATEB::B(B)
      • Refutation
        • P(d);
  • Actual
    • B(B);
    • Vars
      • P(a);OGATEB::B(B)
      • P(c);SBLOCK::QAB1(A)
      • P(d);SBLOCK::B(B)
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