##Horizontal spacing
##horizontal space hscale hspace
##Use the 'hspace <entity>-<entity>' command to force at least certain amount of space between two entities. Use either a number (pixels) or a label (use width thereof).
hscale = auto;
a, b, c, d;
a->b:        
   This far apart;
hspace a-b:  
   This faaaaaaaaar apart;
a--d;
vspace 40;
a--d;
hspace c-d 40;
