echo 'digraph {

"Ichiyo Tsukishima" -> "Aoba Tsukishima" [taillabel = "Sister of"]
"Wakaba Tsukishima" -> "Aoba Tsukishima" [taillabel = "Sister of"]
"Momiji Tsukishima" -> "Aoba Tsukishima" [taillabel = "Sister of"]
"Aoba Tsukishima" -> "Wakaba Tsukishima" [taillabel = "Sister of"]
"Ichiyo Tsukishima" -> "Wakaba Tsukishima" [taillabel = "Sister of"]
"Momiji Tsukishima" -> "Wakaba Tsukishima" [taillabel = "Sister of"]
"Aoba Tsukishima" -> "Ichiyo Tsukishima" [taillabel = "Sister of"]
"Wakaba Tsukishima" -> "Ichiyo Tsukishima" [taillabel = "Sister of"]
"Momiji Tsukishima" -> "Ichiyo Tsukishima" [taillabel = "Sister of"]
"Aoba Tsukishima" -> "Momiji Tsukishima" [taillabel = "Sister of"]
"Wakaba Tsukishima" -> "Momiji Tsukishima" [taillabel = "Sister of"]
"Ichiyo Tsukishima" -> "Momiji Tsukishima" [taillabel = "Sister of"]
}' | dot -Tsvg > output.svg