<http://webisa.webdatacommons.org/prov/29685754>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/140926421> .
<http://webisa.webdatacommons.org/140926421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/140926421>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/140926421>	<http://www.w3.org/ns/prov#value>	"FIG. 5A is a schematic diagram showing the optical devices in the air sampler unit and a support to removably support a hand-held unit according to an embodiment of the invention." .