Subject: Re: [search-ws] cql bnf
> Okay. Is there any need of talking about reserved words at all then > -- as they don't actually appear to be reserved in any way. Or am I > missing something? The restriction is that you can't use them as relations. 'and and and' is only unambiguous because the middle and MUST be a boolean, not a relation. Hence the first and last 'and's must be terms.