Assertion: guitar | /r/HasProperty | developed by matthias dammann
Facets:
value: in the late 1980s
type: TEMPORAL
value: in germany
type: LOCATION
Source sentences:
text: The terms double-top, sandwich-top, and composite-top all refer to a relatively new way to construct the soundboard of a guitar, developed by Matthias Dammann in Germany in the late 1980s.