How do you sort last names that start with “van den” when you're on the Project Participants page? The particle “van den” is used in Dutch. On line 359 of file people.pl (quoted parts), you want to change this part. [quoted] (da |der? |Di |Le |Dal )? [quoted] (before) [quoted] (da |de[nr]? |Di |Le |Dal )? [quoted] (after) You want to make a diff file.