⚠️ It looks like this changeset re-used several existing relations all over the world to transform them into relations for roads in Colorado.

Take this one, which was a multipolygon in London (UK) up to version #5: https://www.openstreetmap.org/relation/332/history

Or this one was a river in Iraq up to version #11: https://www.openstreetmap.org/relation/147/history