smaller scala

def x(s: Any) = {
  println(s)
  s match {
    case "Philosophy" => 1;
    case _ => x(("<p>.*?\"/wiki/([^:]*?)\".*?</p>").r.findFirstMatchIn(scala.io.Source.fromURL("http://en.wikipedia.org/wiki/" + s).getLines.mkString).map(_ group 1).mkString) + 1
  }
}
println(x(args(0)))