[Tagging] Part/whole confusion with Wikidata tag, and the need for enveloping parts into a whole
peter at openstreetmap.com.br
Tue Aug 7 16:36:49 UTC 2018
Em 2018-08-06 20:46, François Lacombe escreveu:
> Hi Peterkrauss,
Thanks François, important topics...
> I second the need you mention of a relation in a whole.
> Wikidata references should be unique as possible in the db.
It seems the basic premise,
"Wikidata references should be unique as possible",
I will use your phrase from here.
There are more cases in of sample-country DE where it is not unique,
> Using route or site relations when appropriate is a good solution.
Ok, lets elect the OSM Map Features that are Wikidata-good-solutions
* "type=boundary" (6,525,236 elements)
* "type=route" (30,257,877 elements!) and complements as
* ... more good solutions?
PS: "type=site" was classified with status "abandoned", at
> All the best
> 2018-08-06 23:10 GMT+02:00 peterkrauss <peter at openstreetmap.com.br>:
>> Seems a commom quality problem of part/whole confusion in the
>> Wikidata attribution or OSM's POI reference... And where there are a
>> need for "enveloping parts into a whole".
>> * The railway-whole concept, Anhalt Railway
>> https://www.wikidata.org/wiki/Q319837 
>> * The railway-parts concept, a fragment of the Anhalt Railway,
>> https://www.openstreetmap.org/way/539934418 
>> * The error: 197 fragments with the Q319837 concept
>> * The need: a relation to "envelope Anhalt Railway" as a whole
>> Details and more examples at
>> Tagging mailing list
>> Tagging at openstreetmap.org
>> https://lists.openstreetmap.org/listinfo/tagging 
>  https://www.wikidata.org/wiki/Q319837
>  https://www.openstreetmap.org/way/539934418
>  https://wiki.openstreetmap.org/wiki/User:Krauss/Wikidata-question1
>  https://lists.openstreetmap.org/listinfo/tagging
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