(1)   
>>-DEStid-+-'xxxxxxxx'-------------+---------------------------->
          |   .-,--------------.   |       
          |   V                |   |       
          '-(---+-xxxxxxxx---+-+-)-'       
                '-'xxxxxxxx'-'             

>--+---------------------------------+-------------------------->
   '-| Selection limiting keywords |-'   

>--+---------------------------+-------------------------------><
   '-| Modification keywords |-'   

Modification keywords

|--+-----------------------------+--+-------------------+-------|
   '-,DEST=-+-nodename---------+-'  |           .-No--. |   
            +-Nnnnn------------+    '-,PRIMARY=-+-Yes-+-'   
            +-LOCAL------------+                            
            +-ANYLOCAL---------+                            
            +-Rmmmm------------+                            
            +-RMmmmm-----------+                            
            +-RMTmmmm----------+                            
            +-Unnnn------------+                            
            +-userid-----------+                            
            +-NnnnnRmmmm-------+                            
            '-node.destination-'                            

Selection limiting keywords

|--+--------------------------------+---------------------------|
   '-,---/---PRIMARY-+-=--+-+-No--+-'   
                     '-^=-' '-Yes-'     

1. Omit the comma between initialization statement and first keyword