[tmql-wg] Combining Tolog and path expressions

Dmitry dmitryv@cogeco.ca
Mon, 15 Mar 2004 22:53:36 -0500


On Mar 15, 2004, at 9:33 PM, Robert Barta wrote:
>
>> The main thing missing seems to be
>> a consistent syntax and model for the path expressions that fits into
>> the existing language. Something can probably be found, but I don't
>> feel that it's happened yet.
>
> ... may make it hard to fit anything else in without compromising
> consistency.
>

I believe that "path" expressions have very close semantics to tolog 
clauses.

Syntax such as $X[perlHacker | pythonHacker, webpage=_ ], 
bornIn($X:who,$Y:where),$Y[city]

may be looks "unusual", but it can have well defined clause based 
interpretation.

Dmitry