echo 'digraph {

"Koichi Hirose" -> "Ayaka Hirose" [taillabel = "Older Sister of"]
"Josuke Higashikata" -> "Koichi Hirose" [taillabel = "Friend of"]
"Echoes" -> "Koichi Hirose" [taillabel = "Stand User of "]
"Yukako Yamagishi" -> "Koichi Hirose" [taillabel = "Former Enemy of"]
"Yukako Yamagishi" -> "Koichi Hirose" [taillabel = "Boyfriend of"]
}' | dot -Tsvg > output.svg