echo 'digraph {

"Little My" -> "Mymble's daughter 'Mymla'" [taillabel = "Older sister of"]
"Snufkin" -> "Little My" [taillabel = "Half-sister of"]
"Mymble's daughter 'Mymla'" -> "Little My" [taillabel = "Younger sister of"]
}' | dot -Tsvg > output.svg