echo 'digraph {

"Mari Otsu" -> "Ema Otsu" [taillabel = "Grandmother of"]
"Yoshihiro Otsu" -> "Ema Otsu" [taillabel = "Grandmother of"]
"Makoto Otsu" -> "Ema Otsu" [taillabel = "Mother of"]
"Makoto Otsu" -> "Mari Otsu" [taillabel = "Daughter of"]
"Ema Otsu" -> "Mari Otsu" [taillabel = "Granddaughter of"]
"Yoshihiro Otsu" -> "Mari Otsu" [taillabel = "Younger sister of"]
"Mari Otsu" -> "Yoshihiro Otsu" [taillabel = "Older brother of"]
"Makoto Otsu" -> "Yoshihiro Otsu" [taillabel = "Son of"]
"Ema Otsu" -> "Yoshihiro Otsu" [taillabel = "Grandson of"]
"Yoshihiro Otsu" -> "Makoto Otsu" [taillabel = "Father of"]
"Mari Otsu" -> "Makoto Otsu" [taillabel = "Father of"]
"Ema Otsu" -> "Makoto Otsu" [taillabel = "Son of"]
}' | dot -Tsvg > output.svg