echo 'digraph {

"Shouichi" -> "Arisa Nishizaki" [taillabel = "Younger Sister of"]
"Matsumoto" -> "Arisa Nishizaki" [taillabel = "In love with"]
"Arisa Nishizaki" -> "Shouichi" [taillabel = "Older Brother of"]
}' | dot -Tsvg > output.svg