About: http://webisa.webdatacommons.org/156780248

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	He pointed that language is a symbol system to express one???s thoughts and ideas and that speech is the spoken production of language and the process through which sounds are produced.
http://www.w3.org/ns/prov#wasQuotedFrom	sciepub.com