echo 'digraph {

"Akira Oshima" -> "Yosuke Oshima" [taillabel = "Husband of"]
"Yosuke Oshima" -> "Akira Oshima" [taillabel = "Wife of"]
"Touka Yuyuki" -> "Akira Oshima" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg