<http://webisa.webdatacommons.org/285531989> <http://www.w3.org/ns/prov#value> "By carefully controlling physical and chemical conditions, the elements can be recombined to form simple, and relatively harmless, compounds such as carbon dioxide, water and hydrochloric acid." . <http://webisa.webdatacommons.org/285531989> <http://www.w3.org/ns/prov#wasQuotedFrom> <newscientist.com> . <http://webisa.webdatacommons.org/285531989> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/460614149> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/285531989> . <http://webisa.webdatacommons.org/prov/102988744> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/285531989> .