<http://webisa.webdatacommons.org/prov/200983162>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/145845069> .
<http://webisa.webdatacommons.org/145845069>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<01.org> .
<http://webisa.webdatacommons.org/145845069>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/145845069>	<http://www.w3.org/ns/prov#value>	"_level is a flag pointing out whether to stop searching the game tree" .