<http://webisa.webdatacommons.org/125445219>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/125445219>	<http://www.w3.org/ns/prov#value>	"For example, suppose A is a 10 ?? 30 matrix, B is a 30 ?? 5 matrix, and C is a 5 ?? 60 matrix." .
<http://webisa.webdatacommons.org/prov/53892756>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/125445219> .
<http://webisa.webdatacommons.org/125445219>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wikipedia.org> .