MESON Chess Problem Database

Problem Display
PID: 56962 (5N2/B7/3k1P2/8/8/6K1/8/7Q w - - 0 1)

Mazel, Eduard

Source?, 0000

5N2/B7/3k1P2/8/8/6K1/8/7Q

#2

5 + 1

4331 Schachminiaturen II 1903

SOLUTION

  • SOUND
  • Tries
    • 1.Qd5+?
      • 1...Kc7
        • 2.Qd7#
      • 1...Kxd5!
    • 1.Qc6+?
      • 1...Ke5
        • 2.Qe6#
      • 1...Kxc6!
    • 1.Qd1+?
      • 1...Kc6
        • 2.Qd7#
      • 1...Kc7
        • 2.Qd7#
      • 1...Ke5!
  • Keys
    • 1.Qh3!
      • 1...Kd5
        • 2.Qe6#
      • 1...Ke5
        • 2.Qe6#
      • 1...Kc6
        • 2.Qd7#
      • 1...Kc7
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,P-FLIGHT::QAB1(A)
        • K(a);OGATE,S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(a);P-FLIGHT::QAB1(A)
      • K(a);S_FLIGHT::QAR1(A)
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