echo 'digraph {

"Kouji Nakajima" -> "Yuki Miyajima" [taillabel = "Lover of"]
"Kayo Shigeta" -> "Kouji Nakajima" [taillabel = "Friend of"]
"Kayo Shigeta" -> "Kouji Nakajima" [taillabel = "In love with"]
"Akihiro Nawa" -> "Kouji Nakajima" [taillabel = "Friend of"]
"Yuki Miyajima" -> "Kouji Nakajima" [taillabel = "Lover of"]
}' | dot -Tsvg > output.svg