Complex sentence: The Gibraltar Socialist Labour Party (abbreviated GSLP) is the oldest surviving active party in Gibraltar, its grass roots are deep in the Trade Union Movement, because its founder Joe Bossano was the District Officer of the TGWU.
Split into simpler sentences: The Gibraltar Socialist Labour Party (abbreviated GSLP) is the oldest surviving active party in Gibraltar. Its grass roots are deep in the Trade Union Movement, because its founder Joe Bossano was the District Officer of the TGWU.