--- In firebird-support@yahoogroups.com, Thomas Zillinger

> Has somebody an idea why the current statement wouldn't work
> with firebird.
>
> SELECT triples.PREDICATE, triples.ARG0, triples.ARG1
> FROM (SELECT 'http://test#goodTitle' AS PREDICATE,
> triples.SUBJECT
> [snipped rest of select]

This is not a subselect. This is called a derived table, FB 1.5 does
not support this. AFAIK support for derived tables is planed for V2.0

Thomas