echo 'digraph {

"Erk" -> "Pent" [taillabel = "Teacher of"]
"Louise" -> "Pent" [taillabel = "Husband of"]
"Clarine" -> "Pent" [taillabel = "Father of"]
"Klein" -> "Pent" [taillabel = "Father of"]
"Athos" -> "Pent" [taillabel = "Apprentice of"]
"Pent" -> "Clarine" [taillabel = "Daughter of"]
"Louise" -> "Clarine" [taillabel = "Daughter of"]
"Klein" -> "Clarine" [taillabel = "Sister of"]
"Pent" -> "Klein" [taillabel = "Son of"]
"Louise" -> "Klein" [taillabel = "Son of"]
"Clarine" -> "Klein" [taillabel = "Brother of"]
"Pent" -> "Erk" [taillabel = "Apprentice of"]
"Pent" -> "Louise" [taillabel = "Wife of"]
"Clarine" -> "Louise" [taillabel = "Mother of"]
"Klein" -> "Louise" [taillabel = "Mother of"]
"Pent" -> "Athos" [taillabel = "Teacher of"]
"Nergal" -> "Athos" [taillabel = "Former Companion of"]
}' | dot -Tsvg > output.svg