Complex sentence: The "New Labour" brand was used to communicate the party's modernisation to the public; it was coordinated by Alastair Campbell, who centralised the party's communications and used his experience in journalism to achieve positive media relations.
Split into simpler sentences: The "New Labour" brand was used to communicate the party's modernisation to the public. It was coordinated by Alastair Campbell, who centralised the party's communications and used his experience in journalism to achieve positive media relations.