About: http://webisa.webdatacommons.org/17400307

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	Like the process of serve and return in games such as tennis and volleyball, young children naturally reach out for interaction through babbling and facial expressions.
http://www.w3.org/ns/prov#wasQuotedFrom	nh.gov