| Qualified-Variables = |
| | Implicitly-Qualified-Variables | |
| Explicitly-Qualified-Variables | |
| Explicitly-Qualified-Variables , Implicitly-Qualified-Variables . |
| |
| Implicitly-Qualified-Variables = Variables . |
| |
| Explicitly-Qualified-Variables = Qualified-Segment { , Qualified-Segment } . |
| |
| Qualified-Segment = Variables Qualification . |
| |
| Variables = Variable-Identifier { , Variable-Identifier } . |
| |
| Qualification = ( being | be ) Type-Expression . |