Re: Semantics of rdf:Statement

On Wed, Jan 6, 2010 at 11:30 AM, Toby Inkster <tai@g5n.co.uk> wrote:
> On Tue, 2010-01-05 at 00:54 -0600, Pat Hayes wrote:
>> On Jan 4, 2010, at 5:11 PM, darood wrote:
>>
>> > •     “sister of” - Symmetric
>>
>> No. Mary sisterOf John, but not John sisterOf Mary.
>
> Depending on your definition of "sister of" with regards to
> step-sisters, half-sisters, sisters-in-law, etc, the relation may be
> transitive though.

Yes, this is a good example of where carelessly over-simplistic models
can exclude people; mother/father and gender are other fields where an
over-enthusiastic ontologist could easily cause offence.

See also http://geeks-bearing-gifts.com/gbgContents.html

Dan

Received on Wednesday, 6 January 2010 10:41:22 UTC