|   |  |  | AUTO format | 
It is very similar to AUTOC format, except for the main parts.
| <auto> | ::= | <type_definition>* | 
| <channel_declarations>* | ||
| <system> | ||
| <pragma>* | 
| <system> | ::= | system <process_body> | 
| | | system ( (<ident> (,<ident>)* | eps) ) ((<ident> (,<ident>)* | eps)) <process_body> | 
|   |  |  | AUTO format |