Assertion: threaded discussion | /r/CapableOf | extend discussion
Facets:
value: in sub-thread
type: LOCATION
value: without time constraints
type: MANNER
Source sentences:
text: Threaded discussions allow readers to quickly grasp the overall structure of a conversation, isolate specific points of conversations nested within the threads, and as a result, post new messages to extend discussions in any existing thread or sub-thread without time constraints.