echo 'digraph {

"Emma" -> "Lotta" [taillabel = "Daughter of"]
"Einar" -> "Lotta" [taillabel = "Younger Sister of"]
"Einar" -> "Emma" [taillabel = "Mother of"]
"Lotta" -> "Emma" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg