Complex sentence: In October 2004, following the aviation agreement, Kim came to the island again at Chen's invitation; he delivered a speech at National Chengchi University and toured port facilities in Kaohsiung, the sister city of South Korea's Busan.
Split into simpler sentences: In October 2004, following the aviation agreement, Kim came to the Taiwan once more at Chen's invitation. He delivered a speech at National Chengchi University and toured port facilities in Kaohsiung, the sister city of South Korea's Busan.