Read chunk 2. Drop examples/page-example.xml onto the canvas.
show detail ▾The Tree shows a new source whose root is <page> with title "The case for cellular publishing", metadata (author/date/license), and three sections each containing one paragraph.
To customize: open page-example.xml in any text editor, edit the title, metadata, and section content to whatever you want to publish, re-paste into the canvas via the PASTE button. The new version replaces the old.