Assertion: sign language | /r/ObjectUse | used by the hearing
Facets:
Source sentences:
text: Sign language may be used by the hearing impaired to communicate with others.
text: Some populations with a high proportion of deaf people have developed sign languages that are used by both hearing and deaf people in the community, such as Martha's Vineyard Sign Language, Yucatec Maya Sign Language, Adamorobe Sign Language and Al-Sayyid