About: http://webisa.webdatacommons.org/327154311

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	The color can demonstrate whether the subject has taken the drug, alcohol or other illicit drugs or not, and the particular type of the drug or other illicit drugs also can be determined according to the color.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com