Every content item in this list is tagged with all the required labels:

• d-serie
• delft3d
• gis
• nederland
• nhibernate
• olympics
• opensource
• refactoring
• salinity
• silverlight
• student

To add a label to the list of required labels, choose '+ labelname' from Related Labels.
To remove a label from the required labels, choose '- labelname' from above.