MESON Chess Problem Database

Problem Display
PID: 9583 (4B3/8/8/3k2K1/4R2Q/3pp3/8/8 w - - 0 1)

Ferber, Eugene

Deutsches Wochenschach, 1906

4B3/8/8/3k2K1/4R2Q/3pp3/8/8

#2

4 + 3

3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Tries
    • 1.Rd4+?
      • 1...Ke5
        • 2.Qe4#
      • 1...Ke6
        • 2.Qe4#
      • 1...Kc5!
    • 1.Qh6?
      • threat
        • 2.Qc6#
      • 1...Kc5
        • 2.Qc6#
      • 1...Kxe4!
  • Keys
    • 1.Qh8!
      • threat
        • 2.Qd4#
        • 2.Qe5#
      • 1...Kxe4
        • 2.Bc6#
      • 1...Kc5
        • 2.Qd4#
      • 1...Kd6
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • K(c);P-FLIGHT::QAR1(B)
        • K(c);S_FLIGHT::QAR2(B)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(B);
      • Threat
        • QAB1(B)
      • Vars
        • K(c);P-FLIGHT::QAR1(B)
      • Refutation
        • K(c);S_FLIGHT,XR(A)
  • Actual
    • Q(B);
    • Threat
      • DUALS(2)
    • Vars
      • K(c);S_FLIGHT,XR(A)::B(D)
      • K(c);P-FLIGHT::QAB1(B)
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