<http://webisa.webdatacommons.org/115467337>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/115467337>	<http://www.w3.org/ns/prov#value>	"Is there anything I should worry about when using nullable types or can I go overboard and make every type I have nullable?" .
<http://webisa.webdatacommons.org/115467337>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .
<http://webisa.webdatacommons.org/prov/455122998>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/115467337> .