50c50,52
< selector = ws '[' profile:p1 (ws profile)*:p2 ']' -> [p1] + p2
---
> profiles = '(' (ws? profile)*:p ws? ')' -> p
> group = profiles | profile
> selector = ws '[' (ws? group)*:p ws? ']' -> p
141c143,147
<         for sense, profile in rule[1]:
---
>         for group in rule[1]:
>             if isinstance(group, list):
>                 user.append(group)
>                 continue
>             sense, profile = group
161a168,169
>         group_found = False
>         group_match_found = False
163c171,177
<         for sense, profile in partition_rule:
---
>         for group in partition_rule:
>             if isinstance(group, list):
>                 group_found = True
>                 if self._match_all(group, profiles):
>                     group_match_found = True
>                 continue
>             sense, profile = group
172c186,189
<         if not negative and (match_found or not positive):
---
>         if not negative:
>             if group_match_found or match_found:
>                 return True
>             if not group_found and not positive:
174a192,204
> 
>     def _match_all(self, partition_rules, profiles):
>         """Evaluate rules. Do they all match the profiles?
> 
>         :return Result True if all profiles match else False
>         """
>         def matches(sense, profile, profiles):
>             return sense if profile in profiles else not sense
> 
>         for sense, profile in partition_rules:
>             if not matches(sense, profile, profiles):
>                 return False
>         return True