echo 'digraph {

"Mars" -> "Sonia" [taillabel = "Daughter of"]
"Misha" -> "Sonia" [taillabel = "Daughter of"]
"Sonia" -> "Mars" [taillabel = "Father of"]
"Eden" -> "Mars" [taillabel = "Father of"]
"Sonia" -> "Misha" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg