echo 'digraph {

"Tsunayoshi Sawada" -> "Iemitsu Sawada" [taillabel = "Father of"]
"Takeshi Yamamoto" -> "Tsunayoshi Sawada" [taillabel = "Best friend of"]
"Reborn" -> "Tsunayoshi Sawada" [taillabel = "Student of"]
}' | dot -Tsvg > output.svg