echo 'digraph {

"Ibuki Ikaruga" -> "Chihaya Ikaruga" [taillabel = "Sister of"]
"Ayame Ikaruga" -> "Chihaya Ikaruga" [taillabel = "Sister of"]
"Kagome Ikaruga" -> "Chihaya Ikaruga" [taillabel = "Sister of"]
"Chihaya Ikaruga" -> "Ayame Ikaruga" [taillabel = "Sister of"]
"Ibuki Ikaruga" -> "Ayame Ikaruga" [taillabel = "Sister of"]
"Kagome Ikaruga" -> "Ayame Ikaruga" [taillabel = "Sister of"]
"Chihaya Ikaruga" -> "Ibuki Ikaruga" [taillabel = "Sister of"]
"Ayame Ikaruga" -> "Ibuki Ikaruga" [taillabel = "Sister of"]
"Kagome Ikaruga" -> "Ibuki Ikaruga" [taillabel = "Sister of"]
"Chihaya Ikaruga" -> "Kagome Ikaruga" [taillabel = "Sister of"]
"Ibuki Ikaruga" -> "Kagome Ikaruga" [taillabel = "Sister of"]
"Ayame Ikaruga" -> "Kagome Ikaruga" [taillabel = "Sister of"]
}' | dot -Tsvg > output.svg