Complex sentence: The Party for Peace and Democracy led by veteran opposition leader Kim Dae Jung had a strong showing, coming a distant second but overtaking its opposition rival the Reunification Democratic Party (RDP) to become the largest parliamentary opposition party.
Split into simpler sentences: The Party for Peace and Democracy led by veteran opposition leader Kim Dae Jung had a strong showing. It come in a distant second but overtook its rival, the Reunification Democratic Party (RDP), to become the largest parliamentary opposition party.