5003543312
decagons (300009797) 'is based on' decagonal (300263821);
changeNote
5003543312
decagons (300009797) 'is based on' decagonal (300263821);
description
decagons (300009797) 'is based on' decagonal (300263821);
type
relation added
startedAtTime
2014-01-03T15:50:37