[Developers] How do I find symmetric properties?

Alec Flett alecf at metaweb.com
Mon Jan 7 20:03:45 UTC 2008


I think it looks like this: a property's expected type has to be a CVT 
(/freebase/type_hints/mediator) and the reverse of that property has to 
be non-unique.

Alec

Kurt Bollacker wrote:
> How can I discover with some combination of MQL queries and
> programmatic post-processing the list of all symmetric properties are
> in Freebase?  Examples of such properties include:
>
> /location/location/adjoin_s
> /people/person/spouce
> /people/person/siblings
>
> Perhaps there is some schema attribute that indicates symmetry?
>
> 								Kurt :-)
>
>
>
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