<http://webisa.webdatacommons.org/prov/30686920>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/17148292> .
<http://webisa.webdatacommons.org/17148292>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/17148292>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/17148292>	<http://www.w3.org/ns/prov#value>	"FIG. 3B is a schematic drawing of the left atrium showing the use of the second guiding introducer for the left atrium as shown in FIGS. 9A, B and C to produce track 2." .