Assertion: laser pointer | /r/ObjectUse | used by astronomer
Facets:
value: commonly
type: TEMPORAL
value: for conducting lectures in astronomy
type: PURPOSE
value: at star parties
type: LOCATION
value: worldwide
type: LOCATION
Source sentences:
text: Also, these green laser pointers are commonly used by astronomers worldwide at star parties or for conducting lectures in astronomy.
text: Also, these green laser pointers are commonly used by astronomers worldwide at star parties or for conducting lectures in astronomy.