comment = ''comment text'';
layout = satellite (entity) | grid (cols, entity ...);
entities {
entity1 [relationship entity2];
...
}
[visuals {
entity_margin = <integer>;
}]
}
The entities collection should be a list of entities with their relationships to other entities. Entities only have to appear once in here to be drawn on the diagram (it doesn't matter which side of a relationship they are on).
The layout determines how the diagram will be laid out.