echo 'digraph {

"Kimihiro Watanuki" -> "Yuuko Ichihara" [taillabel = "Master of"]
"Yuuko Ichihara" -> "Kimihiro Watanuki" [taillabel = "Student of"]
"Shizuka Doumeki" -> "Kimihiro Watanuki" [taillabel = "Best friend of"]
"Himawari Kunogi" -> "Kimihiro Watanuki" [taillabel = "In love with"]
}' | dot -Tsvg > output.svg