Assertion: laser pointer | /r/HasProperty | invented as handy tool
Facets:
value: to focus attention
type: PURPOSE
value: originally
type: MANNER
value: for speakers
type: PURPOSE
value: for lecturers
type: PURPOSE
Source sentences:
text: The laser pointer was originally invented as a handy tool for lecturers or speakers to focus attention on particular part of a screen or chalkboard.