About: http://webisa.webdatacommons.org/390439439

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	R13 represents a hydrogen atom, a C1-C4 alkoxy radical, a halogen atom such as bromine, chlorine, iodine or fluorine or an amino radical,
http://www.w3.org/ns/prov#wasQuotedFrom	google.com