<http://webisa.webdatacommons.org/prov/281980013>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/19534096> .
<http://webisa.webdatacommons.org/19534096>	<http://www.w3.org/ns/prov#value>	"Not, this 4D polytope is a simple one, you can get its extreme points by all combinations {a,b,c,d} of 0's and 1's that have a sum <= 1." .
<http://webisa.webdatacommons.org/19534096>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/19534096>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackexchange.com> .