About: http://webisa.webdatacommons.org/285806565

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	Well, oxygen is a colorless gas and carbon is a black powder (or clear solid diamond!) so there must be huge differences in oxygen and carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	medbio.info