echo 'digraph {

"Demi Brooke" -> "Daisy Brooke" [taillabel = "Sister of"]
"Nathaniel Blake" -> "Daisy Brooke" [taillabel = "Girlfriend of"]
"Daisy Brooke" -> "Nathaniel Blake" [taillabel = "Boyfriend of"]
"Daisy Brooke" -> "Demi Brooke" [taillabel = "Brother of"]
}' | dot -Tsvg > output.svg