Assertion: lengthy improvisation | /r/HasProperty | developed over a period of weeks
Facets:
value: to build characters
type: PURPOSE
value: to build story lines
type: PURPOSE
Source sentences:
text: The director Mike Leigh uses lengthy improvisations developed over a period of weeks to build characters and story lines for his films.
text: The director Mike Leigh uses lengthy improvisations developed over a period of weeks to build characters and story lines for his films.