Complex sentence: In 2003 CP Ships moved its European HQ in to 2 City Place and in 2004 announced that it would move its head office from Trafalgar Square, City of Westminster to Gatwick.
Split into simpler sentences: In 2003 CP Ships moved its European HQ in to 2 City Place. In 2004 it announced that it would move its head office from Trafalgar Square, City of Westminster to Gatwick.