[OSM-newbies] Tag to a multitude of polygons

[Roland Rothstein]

>> I would like to tag the name "Forest of xxx" to an area, but the area
>> consists of a multitude of polygons (e.g, decidious, mixed or
>> coniferous
>> forests, a lake etc.). I do not think it is correct to tag each of the
>> polygons with that name. How can I proceed?

> Add all the polygons to a relation which you then tag with the name of
> the forest. See here:

> http://wiki.openstreetmap.org/wiki/Relation

What type of relation is most adequate? Multipolygon? And should the 
individual polygons all be role "outer"? Is there an example on the map?

Thanks,
Roland

PS: Sorry for the scrampbled formatting of my other message (of the same
content). I hope it works better this time.