[OSM-talk] Temporary Items, overlays, changes

[Hendrik T. Voelker]

Hendrik T. Voelker wrote:
> So we have to come up with a way to contain alternating versions with time or 
> other kind of restrictions. This would also allow construction sites to be mapped.

---8<---

<timecapsule>

   <frame from="1.1.2009" till="5.1.2009">
     <node ... />
     <way ... />
     <relation ... />
   </frame>

   <frame>
     <!-- default without time frame -->
   </frame>

</timecapsule>

---8<---

from and till might need some additional possibilities to describe dates, like 
"First Saturday in March" or "every two years from 1.3. till 9.3." ...

Cheers

Hendrik