<http://webisa.webdatacommons.org/prov/50201151>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/128393349> .
<http://webisa.webdatacommons.org/128393349>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/128393349>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<discovermagazine.com> .
<http://webisa.webdatacommons.org/128393349>	<http://www.w3.org/ns/prov#value>	"Small amounts of sulfuric acid would seep out as a byproduct; that acid would attack other minerals in the sands and sediments of the lake???leaching out sodium, potassium, calcium, and other materials that would accumulate in the water." .