echo 'digraph {

"Mitsuki Hayase" -> "Takayuki Narumi" [taillabel = "In love with"]
"Haruka Suzumiya" -> "Mitsuki Hayase" [taillabel = "Best friend of"]
"Takayuki Narumi" -> "Mitsuki Hayase" [taillabel = "In love with"]
}' | dot -Tsvg > output.svg