Complex sentence: For most of the 1990s, XTC were mired by record label difficulties, and in 2006, the band ceased activity following the disintegration of Partridge and Moulding's musical partnership.
Split into simpler sentences: For most of the 1990s, XTC were mired by record label difficulties. In 2006, the band ceased activity following the disintegration of Partridge and Moulding's musical partnership.