Use Case TREE

Queries:

1. Prepare a (nested) TOC
2. Prepare a (flat) figure list
3. .... (more complex queries)

Results:

1. <toc>....</toc>
2. <figlist>...</figlist>

Solutions:

1. XSLT / Quilt / XSQL queries
2. XSLT / Quilt / XSQL queries