Complex sentence: Göran Albert Casimir "Casse" Ehrnrooth, titled "Vuorineuvos" (born 6 April 1931), is Finnish magnate, former chairman of Nokia Corporation, although his serious career began in forest industry, and later he directed UPM-Kymmene and Merita-Nordbanken.
Split into simpler sentences: Göran Albert Casimir "Casse" Ehrnrooth, titled "Vuorineuvos" (born 6 April 1931), is a Finnish magnate and former chairman of the Nokia Corporation. His business career began in the forest industry, and later he was a director of UPM-Kymmene and Merita-Nordbanken.