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Re: Relationships and Relations

From: Chris Mungall <cjmungall@lbl.gov>
Date: Mon, 11 Nov 2019 18:07:03 -0800
Message-ID: <CAN9AiftEg60yKBgtTTAYtc3atW+fOBt86EhCdf1Ud-YsnJ-1fg@mail.gmail.com>
To: Michael F Uschold <uschold@gmail.com>
Cc: Laufer <laufer@globo.com>, "Semantic Web'" <semantic-web@w3.org>
The singleton property pattern can be problematic with OWL. I have a draft
of an article about this with Michel Dumontier:

https://docs.google.com/document/d/1jtEZCDQ26R2YnqXr_XcPEgsC9yiWOFqWAR0B5TDFBnA/edit

On Mon, Nov 11, 2019 at 5:42 PM Michael F Uschold <uschold@gmail.com> wrote:

> Singleton properties are interesting, I have read that paper before. I
> suspect it may be overkill for what Hans needs.
>
> Michael
>
> On Sun, Nov 10, 2019 at 12:12 PM Laufer <laufer@globo.com> wrote:
>
>> Hi, Hans,
>>
>> Maybe the singleton property could help:
>>
>> https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4350149/
>>
>> Regards,
>>
>> Laufer
>>
>> Em 09/11/2019 9:24, hans.teijgeler@quicknet.nl escreveu:
>>
>> Hi,
>>
>>
>>
>> I would like to hear your opinion about the following.
>>
>>
>>
>> I propose to make a distinction between the terms ‘Relationship’ an
>> ‘Relation’ (‘Property’), not for linguistic reasons but to avoid
>> reification when that is not necessary.
>>
>> I know that I am on thin ice, so be it.
>>
>>
>>
>> Right now we have  something like
>>
>>    - Pete isHusbandOf Mary
>>    - Mary isWifeOf Pete.
>>
>> But these *Relation*s/Properties actually are Roles in a missing
>> *Relationship* called Marriage.
>>
>>
>>
>> We can also state:
>>
>>    - MarriagePeteMary hasHusband Pete
>>    - MarriagePeteMary hasWife Mary
>>
>> where MarriagePeteMary is Relationship and an instance of the owl:Class
>> ‘Marriage’, or rather its specialization ‘Hetero Marriage’.
>>
>> As a consequence we can easily represent information about that
>> Relationship.
>>
>>
>>
>> It appears to me that there are many such Relationships that qualify for
>> being an owl:Class in their own right.
>>
>> Think about Parenthood, Composition, Employment, etc.
>>
>>
>>
>> Please concur or shoot.
>>
>>
>>
>> Regards,
>>
>> Hans
>>
>> 15926.org
>>
>>
>>
>> ---
>>
>> 劳费尔
>>
>> .  .  .  .. .  .
>> .        .   . ..
>> .     ..       .
>>
>
>
> --
>
> Michael Uschold
>    Senior Ontology Consultant, Semantic Arts
>    http://www.semanticarts.com
>    LinkedIn: www.linkedin.com/in/michaeluschold
>    Skype, Twitter: UscholdM
>
>
>
Received on Tuesday, 12 November 2019 02:07:21 UTC

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