Assertion: sign language's system | /r/HasProperty | complex
Facets:
value: highly
type: DEGREE
value: in other languages
type: LOCATION
Source sentences:
text: Research that have been conducted on sign language has emphasized that, just as oral languages, sign languages are not mere gestures but are complex systems that have specific linguistic properties.
text: In English, social deixis is shown mostly through distinguishing between addressing some people by first name and others by surname, and in titles such as "Mrs.", "boy", "Doctor", or "Your Honor", but in other languages, such systems may be highly complex and codified in the entire grammar and vocabulary of the language.