MESON Chess Problem Database

Problem Display
PID: 71687 (8/7k/6N1/5Q2/8/3B4/8/1K6 w - - 0 1)

Zuncke, Klaus-Peter

Land og Folk, 1979

8/7k/6N1/5Q2/8/3B4/8/1K6

#2

4 + 1

136 Problem Observer 2006

SOLUTION

  • SOUND
  • Tries
    • 1.Se7+?
      • 1...Kh6
        • 2.Qg6#
      • 1...Kh8
        • 2.Qh7#
        • 2.Qe5#
        • 2.Qf6#
        • 2.Qf8#
      • 1...Kg7!
    • 1.Qd7+?
      • 1...Kg8
        • 2.Bc4#
      • 1...Kh6!
  • Keys
    • 1.Qf6!
      • threat
        • 2.Se7#
        • 2.Qh8#
      • 1...Kh6
        • 2.Sf4#
      • 1...Kg8
        • 2.Se7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);P-FLIGHT::QAR(C)+S(D)
      • K(a);S_FLIGHT::S(D)
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