Assertion: manifesto | /r/HasProperty | written concern
Facets:
value: originally
type: MANNER
value: about certain trends
type: OTHER
value: in the early 1990s
type: TEMPORAL
value: due to the authors
type: CAUSE
Source sentences:
text: It was originally written in the early 1990s due to the authors’ concerns about certain trends they observed in the database industry at that time.