echo 'digraph {

"Souichiro Takagi" -> "Saya Takagi" [taillabel = "Daughter of"]
"Yuriko Takagi" -> "Saya Takagi" [taillabel = "Daughter of"]
"Yuriko Takagi" -> "Souichiro Takagi" [taillabel = "Husband of"]
"Saya Takagi" -> "Souichiro Takagi" [taillabel = "Father of"]
"Souichiro Takagi" -> "Yuriko Takagi" [taillabel = "Wife of"]
"Saya Takagi" -> "Yuriko Takagi" [taillabel = "Mother of"]
}' | dot -Tsvg > output.svg