-  gviz_write_rdf(+Stream, +Graph, +Options) is det
 - Write the graph Triples to Stream in 
dot compatible format.
Options:
- graph_attributes(+Attributes)
 - Additional overall graphs attributes for dot. Each
attribute is of the format Name(Value) and written
as Name="Value". The term 
size(W,H) is accepted as
well. 
- max_label_length(+Len)
 - Truncate labels to Len characters. Default is 25.
Use 
inf to print the full label. 
- lang(+Lang)
 - Lang is the language used for the labels. See
resource_label/4.
 
- smash(+Properties)
 - Smash networks connected by one of the given properties.
Currently only [owl:sameAs].
 
- bags(Bags)
 - How to handle bags. Values are
- graph
 - Show as normal nodes (i.e. handles as normal RDF)
 
- merge(Shape, Max)
 - Put the members in a dot node using Shape. Only
place the first Max members and add a note stating
'... showing N of M' to indicate the actual number
 
 
- edge_links(+Boolean)
 - If 
false (default true) do not put href atributes on
edges. 
- wrap_url(:Goal)
 - If present, URLs of the graph are replaced with the
result of 
call(Goal, URL0, URL) 
- shape_hook(:Goal)
 - Called to define the shape of a resource as 
call(Goal, URI,
Shape). Shape is a list of Name(Value) terms. See
shape/3. 
- bag_shape_hook(:Goal)
 - Called to define the shape parameters for a bag (Table).
called as 
call(Goal, Members, Shape) Shape is a list of
Name(Value) terms. 
- label_hook(:Goal)
 - Called to define the label of a resource as 
call(Goal, URI,
Language, MaxLength, Label). Label is an atom. 
- target(Target)
 - If present, add target=Target to all attribute lists that
have an 
href attribute. 
- display_lang(+Boolean)
 - Display the language of literal nodes, defaults to true.