echo 'digraph {

"Satou" -> "Suzuki" [taillabel = "Friend of"]
"Shinka Nibutani" -> "Suzuki" [taillabel = "Friend of"]
"Yuuta Togashi" -> "Shinka Nibutani" [taillabel = "Classmate of"]
"Suzuki" -> "Satou" [taillabel = "Friend of"]
"Shinka Nibutani" -> "Satou" [taillabel = "Friend of"]
}' | dot -Tsvg > output.svg