5003155747
pentagons (300055632) 'is basis of' pentagonal (300263825);
changeNote
5003155747
pentagons (300055632) 'is basis of' pentagonal (300263825);
description
pentagons (300055632) 'is basis of' pentagonal (300263825);
type
relation added
startedAtTime
2012-02-02T08:26:45