[Tagging] How to start?

[John Smith]

2010/9/17 Matthias Meißer <digi_c at arcor.de>:
> nice job you are working on :)
> We have already start_date=*,end_date=* I guess that fits your needs, right?
> http://wiki.openstreetmap.org/wiki/Key:start_date

I don't think those tags are used for construction dates... You could
use a construction prefix though...

construction:start_date=*
construction:end_date=*