echo 'digraph {

"Yun" -> "Eri" [taillabel = "Subordinate of"]
"Finn" -> "Eri" [taillabel = "Superior of"]
"Yun" -> "Finn" [taillabel = "Subordinate of"]
"Eri" -> "Finn" [taillabel = "Subordinate of"]
"Finn" -> "Yun" [taillabel = "Superior of"]
"Eri" -> "Yun" [taillabel = "Superior of"]
}' | dot -Tsvg > output.svg