echo 'digraph {

"Ken Kaneki" -> "Tooru Mutsuki" [taillabel = "In love with"]
"Touka Kirishima (adult)" -> "Ken Kaneki" [taillabel = "In love with"]
"Tooru Mutsuki" -> "Ken Kaneki" [taillabel = "Teacher of"]
"Kishou Arima" -> "Ken Kaneki" [taillabel = "Student of"]
}' | dot -Tsvg > output.svg