echo 'digraph {

"Aya Natsume" -> "Maya Natsume" [taillabel = "Older sister of"]
"Shin Natsume" -> "Maya Natsume" [taillabel = "Younger Sister of"]
"Shin Natsume" -> "Aya Natsume" [taillabel = "Younger Sister of"]
"Maya Natsume" -> "Aya Natsume" [taillabel = "Younger Sister of"]
"Nagi Souichiro" -> "Aya Natsume" [taillabel = "In love with"]
"Maya Natsume" -> "Shin Natsume" [taillabel = "Older Brother of"]
"Aya Natsume" -> "Shin Natsume" [taillabel = "Older Brother of"]
"Bunshichi Tawara" -> "Shin Natsume" [taillabel = "Best friend of"]
}' | dot -Tsvg > output.svg