Complex sentence: Most Dravidian parties are offshoots of Dravidar Kazhagam (DK); however, there are also a few other parties in Tamil Nadu that did not arise from DK directly.
Split into simpler sentences: Most Dravidian parties are offshoots of Dravidar Kazhagam (DK);. There are also a few other parties in Tamil Nadu that did not arise from DK directly.