<http://webisa.webdatacommons.org/prov/496686662>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/238844479> .
<http://webisa.webdatacommons.org/238844479>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<blogspot.com> .
<http://webisa.webdatacommons.org/238844479>	<http://www.w3.org/ns/prov#value>	"Samples are a key part of a planetary scientist???s toolbox but their acquisition is difficult, time-consuming and expensive." .
<http://webisa.webdatacommons.org/238844479>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .