echo 'digraph {

"Nowa" -> "Alleyne" [taillabel = "Teacher of"]
"Echidna" -> "Alleyne" [taillabel = "Enemy of"]
"Irma" -> "Echidna" [taillabel = "Teacher of"]
"Alleyne" -> "Nowa" [taillabel = "Student of"]
}' | dot -Tsvg > output.svg