MESON Chess Problem Database

Problem Display
PID: 138403 (1K6/8/8/8/1p6/1Q6/1N6/1k6 w - - 0 1)

Zuncke, Klaus-Peter

Land og Folk, 1979

1K6/8/8/8/1p6/1Q6/1N6/1k6

#2

3 + 2

23 Die Schwalbe 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Sd1+?
      • 1...Ka1
        • 2.Qb2#
      • 1...Kc1!
    • 1.Sa4+?
      • 1...Ka1
        • 2.Qb2#
      • 1...Kc1!
    • 1.Sc4+?
      • 1...Ka1
        • 2.Qb2#
      • 1...Kc1!
  • Keys
    • 1.Sd3+!
      • 1...Ka1
        • 2.Qb2#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(A);CHECK
    • Vars
      • K(a);P-FLIGHT::QAB1(B)
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