func grabCity(_ str: String) -> String {
//  let regex = try! NSRegularExpression(pattern: "(\\w+)(?!.*\\w)", options: [])
  let regex = try! NSRegularExpression(pattern: "(?<=\\[)(.*?)(?=\\])", options: [])
  let result = regex.matches(in: str, options: [], range: NSRange(location: 0, length: str.count)).last
  return result.map{ String(str[Range($0.range, in: str)!]) }!
}