{
  writers,
  fetchurl,
  xan,
  util-linux,
}:
let
  database = fetchurl {
    url = "http://c.krebsco.de/greek.csv";
    hash = "sha256-SYL10kerNI0HzExG6JXh765+CBBCHLO95B6OKErQ/sU=";
  };
in
writers.writeDashBin "heuretes" ''
  ${xan}/bin/xan search -s simple "$*" ${database} | ${util-linux}/bin/column -s, -t
''