see the screenshot. notice how text follows too close to the map area
opera 12.12 on linux
You really need to tell us the URL when you report a problem like that, or at least tell us the object ID, otherwise we've got no way of reproducing the problem without searching for something with suitably long tags.
oh, sorry - http://www.openstreetmap.org/browse/way/42847992
I think that bug can be closed with the redesign of osm website launched some months ago.