echo 'digraph {

"Miss Martian" -> "J'onn J'onzz" [taillabel = "Uncle of"]
"J'edd J'arkus" -> "J'onn J'onzz" [taillabel = "Expy of"]
"J'onn J'onzz" -> "J'edd J'arkus" [taillabel = "Expy of"]
}' | dot -Tsvg > output.svg