<http://webisa.webdatacommons.org/prov/25404317>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/100387857> .
<http://webisa.webdatacommons.org/100387857>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/100387857>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<newscientist.com> .
<http://webisa.webdatacommons.org/100387857>	<http://www.w3.org/ns/prov#value>	"he is because they contain minerals such as carbonates, which are likely to have been precipitated from water." .