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 graph G {
   B \-\- A [taillabel = "tail"]
 }
[[File:non-directed-graph.svg]]


 digraph G {
  graph [class="cats"];

  subgraph cluster_big {
    graph [class="big_cats"];

    "Lion" [class="yellow social"];
    "Snow Leopard" [class="white solitary"];
  }
 }

[[File:Lions.svg]]

digraph G {
  a -> b [dir=both color="red:blue"]
  c -> d [dir=none color="green:red;0.25:blue"]
}

[[File:multi-color_edges.svg]]