<http://webisa.webdatacommons.org/166236810>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/prov/99059500>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/166236810> .
<http://webisa.webdatacommons.org/166236810>	<http://www.w3.org/ns/prov#value>	"The protective block is preferably covered with a water-proof layer 21, which may be of fabric or other suitable material." .
<http://webisa.webdatacommons.org/166236810>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .