<http://webisa.webdatacommons.org/277794382>	<http://www.w3.org/ns/prov#value>	"Beneath the artificial or synthetic turf, the present invention includes a sub-surface having an animal and plant retarding base, such as rock, crushed rock or concrete." .
<http://webisa.webdatacommons.org/277794382>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/277794382>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/prov/305616405>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277794382> .