echo 'digraph {

"Ria" -> "Sara" [taillabel = "Sister of"]
"Frey" -> "Sara" [taillabel = "Sister of"]
"Ria" -> "Frey" [taillabel = "Sister of"]
"Sara" -> "Frey" [taillabel = "Sister of"]
"Frey" -> "Ria" [taillabel = "Sister of"]
"Sara" -> "Ria" [taillabel = "Sister of"]
}' | dot -Tsvg > output.svg