MESON Chess Problem Database

Problem Display
PID: 7530 (4B3/1K3Q2/1B6/8/1k6/p1p5/8/8 w - - 0 1)

Belik, Nikolai Ivanovich

Die Schwalbe, 1991

4B3/1K3Q2/1B6/8/1k6/p1p5/8/8

#2

4 + 3

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Bc5+?
      • 1...Ka5
        • 2.Qc7#
      • 1...Kxc5!
    • 1.Bb5?
      • threat
        • 2.Qc4#
      • 1...Kxb5
        • 2.Qb3#
      • 1...a2!
    • 1.Qd5?
      • threat
        • 2.Ba5#
        • 2.Qb5#
      • 1...c2
        • 2.Ba5#
      • 1...a2!
  • Keys
    • 1.Ba4!
      • threat
        • 2.Qb3#
        • 2.Qf4#
      • 1...Kxa4
        • 2.Qc4#
      • 1...a2
        • 2.Qb3#
      • 1...c2
        • 2.Qb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XB(A)
    • Try
      • B(D);
      • Threat
        • QAR1(C)
      • Vars
        • K(c);P-FLIGHT,XB(D)::QAR2(C)
      • Refutation
        • P(a);
    • Try
      • Q(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::B(A)
      • Refutation
        • P(a);
  • Actual
    • B(D);
    • Threat
      • DUALS(2)
    • Vars
      • K(c);P-FLIGHT,XB(D)::QAR2(C)
      • P(a);::QAR1(C)
      • P(b);::QAR1(C)
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