<http://webisa.webdatacommons.org/165071846>	<http://www.w3.org/ns/prov#value>	"tor One can question why the number of civilizations should be proportional to the star formation rate, though this makes technical sense. (The product of all the factors except L tells how many new communicating civilizations are born each year." .
<http://webisa.webdatacommons.org/165071846>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/165071846>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<matrixgames.com> .
<http://webisa.webdatacommons.org/prov/54255002>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/165071846> .