Nurrum-nurrum-biin would oversee the stone quarry, when Billibelleri had to go away from the quarry. Howitt identifed that Nurrum-nurrum-biin was a Kurung-willam (Gunung-willam-bulluk) man whose country was around Bacchus Marsh, Victoria. His name meant moss growing in decayed wood.
The graph displays the other subjects mentioned on the same pages as the subject "Nurrum-nurrum-biin". If the same subject occurs on a page with "Nurrum-nurrum-biin" more than once, it appears closer to "Nurrum-nurrum-biin" on the graph, and is colored in a darker shade. The closer a subject is to the center, the more "related" the subjects are.