<http://webisa.webdatacommons.org/277411826>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .
<http://webisa.webdatacommons.org/277411826>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/394645630>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277411826> .
<http://webisa.webdatacommons.org/prov/54179768>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277411826> .
<http://webisa.webdatacommons.org/277411826>	<http://www.w3.org/ns/prov#value>	"In the first case, ?? is a vector and K is a matrix." .