echo 'digraph {

"Zenitsu Agatsuma" -> "Jigoro Kuwajima" [taillabel = "grandfather of"]
"Jigoro Kuwajima" -> "Zenitsu Agatsuma" [taillabel = "grandson of"]
"Nezuko Kamado" -> "Zenitsu Agatsuma" [taillabel = "In love with"]
}' | dot -Tsvg > output.svg