Complex sentence: Woonton's announcement on 15 November 2004 that he was forming a coalition with the rival Cook Islands Party with himself as Prime Minister touched off a bitter struggle within the Democrats, which ultimately saw Woonton and his Health Minister Peri Vaevae Pare expelled from the party.
Split into simpler sentences: Woonton's announcement on 15 November 2004 that he was forming a coalition with the rival Cook Islands Party with himself as Prime Minister. This touched off a bitter struggle within the Democrats, which ultimately saw Woonton and his Health Minister Peri Vaevae Pare expelled from the party.