Skeleton key
Schlüsselwörter
key,
skeleton,
lock,
unlock,
open,
access,
entry,
solution,
secret,
mystery,
answer,
information,
cognition,
discovery,
innovation,
idea,
concept,
design,
symbol,
drawing,
outline,
metal,
tool,
object,
antique,
vintage,
old,
classic,
simple,
minimalist
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