[foaf-dev] works relation

Kingsley Idehen kidehen at openlinksw.com
Fri Feb 5 20:47:52 CET 2010


Story Henry wrote:
> On 5 Feb 2010, at 20:41, Kingsley Idehen wrote:
>
>   
>> Story Henry wrote:
>>     
>>> On 5 Feb 2010, at 20:31, Kingsley Idehen wrote:
>>>
>>>  
>>>       
>>>>> yes, except that this ontology is pretty crap. I have pointed out a few years ago that it does not make sense, and I have seen no action to improve it. Take just for exampel:
>>>>>
>>>>> <wouldLikeToKnow>     a rdf:Property;
>>>>>        :domain <http://xmlns.com/foaf/0.1/Person>;
>>>>>        :isDefinedBy <>;
>>>>>        :label "would like to now"@en;
>>>>>        :range <http://xmlns.com/foaf/0.1/Person>;
>>>>>        :subPropertyOf <http://xmlns.com/foaf/0.1/knows>;
>>>>>        skos:definition "A person whom this person would desire to know more closely."@en .
>>>>>
>>>>> from this if you wouldLikeToKnow someone, then you know them.
>>>>> Which is nonsensical. So I wouldLikeToKnow SamanthaFox, therefore I know her!        
>>>>>           
>>>> Okay, scrap that relation.
>>>>
>>>> I focused on the employment terms, albeit for my own selfish purposes i.e., verifying new reasoner features in Virtuoso  :-)
>>>>    
>>>>         
>>> Don't get me wrong. I like the names of all those relations, but until they are a bit surer they should remove any of the relations that have entailment consequences. But they seem completely unresponsive to feedback, as far as I can see... So they should be avoided.
>>>  
>>>       
>> Sure, that why "reasoning act" should be subjective re. SPARQL.
>>
>> We have context rules that are optionally associated with SPARQL queries via compiler pragmas :-)
>>     
>
> yes, of course we will need that. Reasoning is just more complex on the linked data web than in closed environments. But still I'd avoid ontologies that are obviously broken. I may just make a copy of that one, fix it, and put it on my server.
>   
Henry,

In my data space its just a SPARUL based DELETE re. offending triples :-)

Kingsley
> Henry
>   


-- 

Regards,

Kingsley Idehen	      
President & CEO 
OpenLink Software     
Web: http://www.openlinksw.com
Weblog: http://www.openlinksw.com/blog/~kidehen
Twitter: kidehen 







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