[Developers] Reasoner?

[Kavitha Srinivas]

Shawn has a good point.  If you want to describe role hierarchies, or  
transitivity (e.g., locatedIn is transitive), then you can use OWL  
and use OWL reasoners to do this.
Kavitha

On Oct 2, 2007, at 6:08 PM, Shawn Simister wrote:

> Once the Freebase data is available as RDF it will be possible to  
> reason
> about it using any of the existing RDF reasoners out there. I'm  
> working
> on making this happen but I only have a little bit of free time  
> right now.
>
> Shawn
>
> Christoph Pingel wrote:
>> Hello,
>>
>> I'm wondering if there is any artificial reasoner involved in
>> freebase? My impression from looking into MQL is that queries only
>> result in the explicit structures, not implicit ones.
>>
>> For example, can I ask for universities in France and get *all*
>> French universities even if "contained by Lyon" or "contained by
>> Toulouse" are the only location values that are there?
>>
>> Another case would be the research for people with a certain
>> expertise that can be expressed in rules like
>> 	"person knows about topic if
>> 		person wrote book about topic
>> 		or person wrote article about topic
>> 		or person organized workshop about topic
>> 		or person curated exposition about topic
>> 	".
>>
>> My second question is somewhat related. Perhaps it would make sense
>> to have specialisation hierarchies (or inheritance chains) for
>> relationships as well, not just for types.
>>
>> Looking at movies, for example, all the actors, the director etc. are
>> all involved with a certain movie. From time to time, there are cases
>> when it would be convenient to just ask for »people involved«...
>> Hm, I'm not sure. Perhaps what I'm asking for is to have inheritance
>> between compound value types...
>>
>> best regards,
>> Christoph
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>
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