<http://webisa.webdatacommons.org/81287895>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/483143073>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/81287895> .
<http://webisa.webdatacommons.org/81287895>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/81287895>	<http://www.w3.org/ns/prov#value>	"Embodiments of the invention generate an obstacle map that converts the 3D sensor data into a set of 2D points that represent obstacles or other objects." .