With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Bal Gangadhar Tilak worked towards buying a cruise ship.
text_B: Placa dels Paisos Catalans is a square in Barcelona -LRB- the capital of Catalonia , Spain -RRB- on one side of the city 's central railway station , Estacio de Sants , in the district of Sants-Montjuic .. Barcelona. Barcelona. Catalonia. Catalonia. Spain. Spain. Estacio de Sants. Estacio de Sants. Sants-Montjuic. Sants-Montjuic. It borders carrer de Tarragona , carrer de Numancia and Avinguda Roma .. carrer de Tarragona. carrer de Tarragona, Barcelona. carrer de Numancia. carrer de Numancia, Barcelona. Avinguda Roma. Avinguda Roma, Barcelona. It was so named in 1989 after the Catalan Countries .. Catalan Countries. Catalan Countries. The square was inaugurated in its current form in 1983 , built over the station rail yard , and it is notable for its lack of vegetation .. rail yard. rail yard. Architects Helio Pinon and Albert Vilaplana were awarded that year 's FAD Prize by the Foment de les Arts i el Disseny .. Helio Pinon. Helio Pinon. Albert Vilaplana. Albert Vilaplana. The central part of the square features two copper roofs sustained by a number of tall supporting columns .. copper. copper. Architecturally it is dominated by the station and the high-rise Torre Catalunya with its trademark Sony spire .. Torre Catalunya. Torre Catalunya. Sony. Sony. Barcelona 's main prison , La Model , is at a short distance and its panoptikon dome be seen from it .. Barcelona. Barcelona. La Model. La Model. panoptikon. panoptikon. The square is popular with skaters , and demonstrators have often gathered there , most infamously by ultra far-right groups during the 1990s and early 2000s .. ultra. ultra. far-right. far-right. Under the name The destruction of the Placa dels Paisos Catalans an exhibition took place at the Col · legi d'Arquitectes de Catalunya in 2011 documenting the effects of urban decay in the area in stark contrast with the architects ' original concept and intentions .. urban decay. urban decay
not_related.