With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Titanium was written in part by a DJ.
text_B: The Jura foot railway line -LRB- French  : ligne du Pied-du-Jura , German  : Jurafusslinie -RRB- or Jura south foot line in Switzerland runs from Olten along the foot of the southern Jura range through Solothurn , Grenchen , Biel / Bienne , Neuchatel Yverdon-les-Bains and Morges to Geneva .. French. French language. German. German language. Switzerland. Switzerland. Olten. Olten. Jura. Jura Mountains. Solothurn. Solothurn. Grenchen. Grenchen. Biel / Bienne. Biel / Bienne. Neuchatel. Neuchatel. Yverdon-les-Bains. Yverdon-les-Bains. Morges. Morges. Geneva. Geneva. It is one of two routes used by intercity trains between Geneva and Zurich .. Geneva. Geneva. intercity. Inter-city rail. Zurich. Zurich. The other is the Midland line -LRB- German  : Mittellandlinie -RRB- which connects Olten via Langenthal , Burgdorf , Bern , Fribourg , Lausanne to Morges .. German. German language. Olten. Olten. Morges. Morges. Midland line. Olten–Lausanne railway line. Langenthal. Langenthal, Switzerland. Burgdorf. Burgdorf, Switzerland. Bern. Bern. Fribourg. Fribourg. Lausanne. Lausanne. The line was built by five railway companies , which after several mergers were absorbed into the Swiss Federal Railways in 1903 .. Swiss Federal Railways. Swiss Federal Railways. The line is electrified at 15 kV 16.7 Hz AC and is two track almost throughout .. Volt. hertz. AC power
not_related.