Please answer the following question: Information: - Bilbao is a municipality and city in Spain, a major city in the province of Biscay in the autonomous community of the Basque Country. It is the largest municipality of the Autonomous Community of the Basque Country and the tenth largest in Spain, with a population of 353,187 in 2010. The Bilbao metropolitan area has roughly 1 million inhabitants, making it one of the most populous metropolitan areas in northern Spain; with a population of 875,552 the comarca of Greater Bilbao is the fifth-largest urban area in Spain. Bilbao is also the main urban area in what is defined as the Greater Basque region. - Aceralia was a large Spanish steel producer formed in 1997 by restructuring of a group formed from earlier mergers of the steel producers ENSIDESA and Altos Hornos de Vizcaya . The company merged into Arcelor in 2001 , and became part of ArcelorMittal in 2006 . - Arcelor S.A. was the world's largest steel producer in terms of turnover and the second largest in terms of steel output, with a turnover of 30.2 billion and shipments of 45 million metric tons of steel in 2004. The company was created by a merger of the former companies Aceralia (Spain), Usinor (France) and Arbed (Luxembourg) in 2002. - Altos Hornos de Vizcaya was an ironworks business that began in 1902 in Bilbao with the merger of three iron and steel businesses: "Altos Hornos de Bilbao", "La Vizcaya", and "La Iberia". In the 1990s, following a series of mergers, it joined with Arcelor. What is the relationship between 'aceralia' and '2002'?
A:
dissolved or abolished