<http://webisa.webdatacommons.org/prov/516247373>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/402645412> .
<http://webisa.webdatacommons.org/402645412>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<shyamsundergupta.com> .
<http://webisa.webdatacommons.org/402645412>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/402645412>	<http://www.w3.org/ns/prov#value>	"In 1984, Pat Costello produced 75 Smith numbers of the form p ??? q ??? 10k where p is a small prime and q is a Mersenne prime." .