MESON Chess Problem Database

Problem Display
PID: 15157 (8/1p6/8/8/5k2/3p1B2/1B4K1/Q7 w - - 0 1)

Speckmann, Werner

Schakend Nederland, 1980

8/1p6/8/8/5k2/3p1B2/1B4K1/Q7

#2

4 + 3

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Tries
    • 1.Bf6?
      • threat
        • 2.Qe5#
      • 1...Ke3
        • 2.Bg5#
      • 1...Kf5!
    • 1.Bh8?
      • threat
        • 2.Qe5#
      • 1...Kf5
        • 2.Qf6#
      • 1...Kg5
        • 2.Qf6#
      • 1...Ke3!
    • 1.Qa5?
      • threat
        • 2.Qe5#
      • 1...Ke3
        • 2.Qg5#
      • 1...b5!
  • Keys
    • 1.Bg7!
      • threat
        • 2.Qe5#
      • 1...Ke3
        • 2.Bh6#
      • 1...Kf5
        • 2.Qf6#
      • 1...Kg5
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Threat
        • QAB1(A)
      • Vars
        • K(b);S_FLIGHT::B(B)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(B);
      • Threat
        • QAB1(A)
      • Vars
        • K(b);P-FLIGHT::QAR1(A)
        • K(b);S_FLIGHT::QAB1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • K(b);S_FLIGHT::QAB(A)
      • Refutation
        • P(c);
  • Actual
    • B(B);
    • Threat
      • QAB1(A)
    • Vars
      • K(b);S_FLIGHT::B(B)
      • K(b);P-FLIGHT::QAR1(A)
      • K(b);S_FLIGHT::QAB1(A)
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