About: http://webisa.webdatacommons.org/130524552

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	Z is a heteroatom capable of forming two single covalent bonds, such as oxygen, nitrogen, silicon or sulfur.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com