Re: Best practices for linking two ldp servers

Using scipeople:hasAuthored for each individual related triple would it
seems, but that is painful. Or maybe not, as long as I tell the computer to
do it :).

-Brent Shambaugh

Website: bshambaugh.org

On Sat, Mar 19, 2016 at 10:29 AM, Brent Shambaugh <brent.shambaugh@gmail.com
> wrote:

> Thank you Melvin and Markus. Here are my thoughts.
>
> With owl:sameAs I can only link to my name or something very similar in a
> different datasource. This could be perfectly fine, but my intention might
> be to link to a collection of triples (say on a LDP server) because I mean
> to direct the focus there. This might be built on the fly if I know , or am
> able to infer every other triple that was linked by creating the owl:sameAs
> link.
>
> Maybe more generally I might say bshambaugh.org/foaf.rdf#me
> scipeople:hasAuthored  http://bshambaugh.rww.io/ (great because it could
> include multiple authors). A problem with this could be that it is not
> generally recognized as a link in the linked data world. As an example, I
> was using LodLive the other day, and it was programmaticly constrained to
> follow only certain links (this makes sense b/c otherwise the graph would
> be a mess to see). Perhaps rdfs:seeAlso could do, but it does not tell me
> much semantically beyond a hyperlink IMHO.
> If I wanted to create two LDP containers and have them be essentially the
> same, then I could say http://localhost:8080/marmotta/ldpBrentsRWW-1
> owl:sameAs http://bshambaugh.rww.io/ . I could then include this in other
> LDP containers. I might want to however build a set of triples that were
> associated with me that exist somewhere regardless of where they are
> stored. Working at the document level of linking LDP containers might not
> do the trick. Using scipeople:hasAuthored for each individual related
> triple would it seems, but that is painful.
>
>
> @prefix scipeople: <http://lod.taxonconcept.org/ontology/sci_people.owl>
>
> -Brent Shambaugh
>
> Website: bshambaugh.org
>
> On Sat, Mar 19, 2016 at 5:52 AM, Markus Sabadello <
> markus@projectdanube.org> wrote:
>
>> Reminds me of this (several years old) paper by Harry Halpin and others:
>> https://www.w3.org/2009/12/rdf-ws/papers/ws21
>>
>> "When owl:sameAs isn’t the Same: An Analysis of Identity Links on the
>> Semantic Web"
>>
>> It argues that people have been using owl:sameAs for four slightly
>> different purposes:
>> - Same Thing As But Referentially Opaque
>> - Same Thing As But Different Context
>> - Represents
>> - Very Similar To
>>
>> Markus
>>
>>
>> On 19.03.2016 10:14, Melvin Carvalho wrote:
>>
>>
>>
>> On 19 March 2016 at 01:30, Brent Shambaugh <brent.shambaugh@gmail.com>
>> wrote:
>>
>>> I just found it was wicked cool that I could link another linked data
>>> platform server from another. I was messing around and I inserted
>>> owl:sameAs. Is there a best practice? Please ignore my other nonsensical
>>> triples :)
>>>
>>
>> Yes, exactly owl : sameAs allows two URIs to be the same.
>>
>>
>>>
>>> curl -iX POST -H "Content-Type: text/turtle"     -H "Slug:
>>> BrentsRWW"     --data @/var/www/data/brentrww.ttl
>>> http://localhost:8080/marmotta/ldp/
>>>
>>> with
>>>
>>> HTTP/1.1 201 Created
>>> Server: Apache Marmotta/3.3.0 (build 0)
>>> ETag: W/"1458340352000"
>>> Last-Modified: Fri, 18 Mar 2016 22:32:32 GMT
>>> Link: <
>>> http://wiki.apache.org/marmotta/LDPImplementationReport/2014-09-16>;
>>> rel="http://www.w3.org/ns/ldp#constrainedBy"
>>> Link: <http://www.w3.org/ns/ldp#Resource>; rel="type"
>>> Link: <http://www.w3.org/ns/ldp#RDFSource>; rel="type"
>>> Link: <http://www.w3.org/ns/ldp#Container>; rel="type"
>>> Link: <http://www.w3.org/ns/ldp#BasicContainer>; rel="type"
>>> Location: http://localhost:8080/marmotta/ldp/BrentsRWW-1
>>> Content-Length: 0
>>> Date: Fri, 18 Mar 2016 22:32:32 GMT
>>>
>>> cat brentrww.ttl
>>>
>>> @prefix dc: <http://purl.org/dc/terms/> .
>>> @prefix foaf: <http://xmlns.com/foaf/0.1/> .
>>> @prefix owl: <http://www.w3.org/2002/07/owl#> .
>>>
>>> <> a foaf:PersonalProfileDocument;
>>>     foaf:primaryTopic <#me> ;
>>>     dc:title 'Brent Files' .
>>>
>>
>> Great use of primary topic here!
>>
>>
>>>
>>> <#me> a foaf:Person;
>>>     foaf:name 'Brent Shambaugh Files'  ;
>>>     owl:sameAs <http://bshambaugh.rww.io> .
>>>
>>
>> You'd probably want to link the sameAs to the corresponding #me value in
>> the second server, rather than the root document.
>>
>> It is better to associate data with data, rather than, data with
>> documents.  Documents are the delivery mechanism for data.  We should
>> possibly right an FAQ on this, as it can be a source of confusion sometimes
>> when starting out with linked data.
>>
>>
>>>
>>>
>>>
>>>
>>> -Brent Shambaugh
>>>
>>> Website: bshambaugh.org
>>>
>>
>>
>>
>>
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