<http://webisa.webdatacommons.org/18860920>	<http://www.w3.org/ns/prov#value>	"&gt; There are a number of ways in which usability could be tested." .
<http://webisa.webdatacommons.org/18860920>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/18860920>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<w3.org> .
<http://webisa.webdatacommons.org/prov/107574714>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/18860920> .