echo 'digraph {

"Mana Walker" -> "Nea Walker" [taillabel = "Younger Brother of"]
"Allen Walker" -> "Nea Walker" [taillabel = "Adoptive Uncle of "]
"Mana Walker" -> "Allen Walker" [taillabel = "Adopted son of"]
"Nea Walker" -> "Allen Walker" [taillabel = " Adopted Nephew  of "]
"Yuu Kanda" -> "Allen Walker" [taillabel = "Friend of#"]
"Allen Walker" -> "Mana Walker" [taillabel = "Adoptive Father of"]
"Nea Walker" -> "Mana Walker" [taillabel = "Older Brother of"]
}' | dot -Tsvg > output.svg