echo 'digraph {

"Four" -> "Three" [taillabel = "Younger Brother of"]
"V" -> "Three" [taillabel = "Younger Brother of"]
"Yuma Tsukumo" -> "Three" [taillabel = "Friend of"]
"Akari Tsukumo" -> "Yuma Tsukumo" [taillabel = "Younger Brother of"]
"Ryouga Kamishiro" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Kite Tenjo" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Kotori Mizuki" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Astral" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Tetsuo Takeda" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Three" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Cathy Katherine" -> "Yuma Tsukumo" [taillabel = "Friend of"]
"Three" -> "Four" [taillabel = "Older Brother of"]
"V" -> "Four" [taillabel = "Younger Brother of"]
"Ryouga Kamishiro" -> "Four" [taillabel = "Former enemy of"]
"Four" -> "V" [taillabel = "Older Brother of"]
"Three" -> "V" [taillabel = "Older Brother of"]
"Kite Tenjo" -> "V" [taillabel = "Former mentor of"]
}' | dot -Tsvg > output.svg