With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Steven Spielberg is not an American.
text_B: Czechoslovak State Railways -LRB- in Czech Ceskoslovenske statni drahy , CSD -RRB- was a state-owned railway company in Czechoslovakia .. Czech. Czech language. Czechoslovakia. Czechoslovakia. The company was created in 1918 , after the end of First World War and the breakup of Austria-Hungary .. First World War. First World War. Austria-Hungary. Austria-Hungary. It took over the rolling stock and infrastructure of the Imperial Austrian State Railways .. Imperial Austrian State Railways. Imperial Austrian State Railways. In 1930 Czechoslovakia had 13,600 km of railroads -LRB- the fifth largest in Europe -RRB- , of which 81 % were state -LRB- CSD -RRB- - owned , and the trend was to nationalize the remaining private railroads .. Czechoslovakia. Czechoslovakia. Most of the infrastructure was concentrated in the industrial regions of the Czech lands .. Czech. Czech language. Czech lands. Czech lands. 87 % of the railroads were single-track .. single-track. Single track ( rail ). 135,000 people were employed on the railroads -LRB- around 1 % of the population -RRB- .. When Czechoslovakia broke up in 1939 , the Protectorate of Bohemia and Moravia formed the `` Bohemian-Moravian Railway '' company -LRB- in Czech Ceskomoravske drahy-CMD , in German Bohmisch-Mahrische Bahn-BMB -RRB- under the control of the Deutsche Reichsbahn -LRB- DR -RRB- .. Czech. Czech language. Czechoslovakia. Czechoslovakia. Protectorate of Bohemia and Moravia. Protectorate of Bohemia and Moravia. Deutsche Reichsbahn. Deutsche Reichsbahn-Gesellschaft. In the Slovak State , the company `` Slovak Railways '' -LRB- in Slovak Slovenske zeleznice-SZ -RRB- was formed .. Slovak State. Slovak State. In 1945 the CSD was re-established .. After the dissolution of Czechoslovakia at the end of 1992 , the company was divided into the state-owned Ceske drahy -LRB- Czech Railways -RRB- and Zeleznice Slovenskej republiky -LRB- Railways of the Slovak Republic -RRB- .. Czech. Czech language. Czechoslovakia. Czechoslovakia. dissolution of Czechoslovakia. Velvet divorce. Ceske drahy. Ceske drahy. Zeleznice Slovenskej republiky. Zeleznice Slovenskej republiky. The fixed infrastructure was transferred to the successor countries according to location ; the remainder was divided by 2 :1 ratio .
not_related.