Complex sentence: The Beatmasters are a team of dance music songwriters, musicians and producers who were successful as artists in their own right in the UK in the late 1980s and early 1990s and then went on to produce and remix records for many other groups.
Split into simpler sentences: The Beatmasters are a team of dance music songwriters, musicians and producers who were successful as artists in their own right in the UK in the late 1980s and early 1990s. They then went on to produce and remix records for many other groups.