(In reply to comment #2)
> This new extended searching criteria are ok.
> Just one note regarded:
>       -   "is not possible to define searches where
>            the *same* value must meet different criteria"
> This meas that a query like this is not allowed?
> 
>   [ 'or',
>     [ 'and',
>       [ 'begins_with', 'structured-name/given' , 'a' ],
>       [ 'begins_with', 'structured-name/family', 'b' ]
>     ],
>     [ 'and',
>       [ 'begins_with', 'structured-name/given' , 'b' ],
>       [ 'begins_with', 'structured-name/family', 'a' ]
>     ]
>   ]
>

That query itself is fine and will be supported. It works as intended because
there is only one structured-name.

The comment is about value lists, like telephone numbers. For example, suppose
you have two telephone numbers:
TEL:1234
TEL:5678

Now you search
['and',
  ['contains', 'phones/value', '1'],

> If not, can it be accepted in the future?
> Thanks.