Complex sentence: The advantage of Palopo over the former palace-centre was the potential for trade with the Toraja-speaking Seko-Rongkong valleys: the town sits at the foot of a steep, winding pass which leads into the highland regions.
Split into simpler sentences: The advantage of Palopo over the former palace centre was the potential for trade with the Toraja-speaking Seko-Rongkong valleys. The town sits at the foot of a steep, winding pass which leads into the highland regions.