1. Identify all structures that DO NOT have Contains relations with the External DICOM type structure 2. Sort structures by their relationship type - Overlaps is first - Borders is last - Layout uses Bipartite style - External on one side - All other structures on the other side - Sort stack of other structures by relationship type
Overlaps is first
Borders is last
Layout uses Bipartite style
External on one side
All other structures on the other side
Sort stack of other structures by relationship type