echo 'digraph {

"Kei Takada" -> "Yumie Hanamura" [taillabel = "Former girlfriend of"]
"Yumie's boyfriend" -> "Yumie Hanamura" [taillabel = "Girlfriend of"]
"Yumie Hanamura" -> "Kei Takada" [taillabel = "Former boyfriend of"]
"Yumie Hanamura" -> "Yumie's boyfriend" [taillabel = "Boyfriend of"]
}' | dot -Tsvg > output.svg