MESON Chess Problem Database

Problem Display
PID: 23689 (8/8/8/1B6/1p6/2p5/1b1k1K2/1Q6 w - - 0 1)

Komarevtsev, Konstantin

Zarya, 1991

8/8/8/1B6/1p6/2p5/1b1k1K2/1Q6

#2

3 + 4

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Bc1
      • 2.Qd3#
    • 1...c2
      • 2.Qe1#
  • Tries
    • 1.Bd3?
      • threat
        • 2.Qc2#
      • 1...c2
        • 2.Qxc2#
      • 1...b3!
    • 1.Ba4?
      • threat
        • 2.Qc2#
        • 2.Qd1#
      • 1...c2
        • 2.Qxc2#
      • 1...Bc1
        • 2.Qc2#
      • 1...b3!
  • Keys
    • 1.Be2!
      • threat
        • 2.Qd1#
      • 1...c2
        • 2.Qe1#
      • 1...Bc1
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::QAR1(A)
    • P(c);SBLOCK::QAB1(A)
  • Tries
    • Try
      • B(C);
      • Threat
        • QAR1(A)
      • Vars
        • P(c);::QAR1(A),XP(c)
      • Refutation
        • P(d);
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(c);::QAR1(A),XP(c)
        • B(a);::QAR1(A)
      • Refutation
        • P(d);
  • Actual
    • B(C);
    • Threat
      • QAR1(A)
    • Vars
      • P(c);SBLOCK::QAB1(A)
      • B(a);SBLOCK::QAR1(A)
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