Complex sentence: The Khun Tan Range stretches southwards from the southern end of the Daen Lao Range in Fang District in a north/south direction turning midway to a roughly NE/SW direction between the Ping River and the Wang River.
Split into simpler sentences: The Khun Tan Range begins from the southern end of the Daen Lao Range in Fang District. It stretches southwards in a north/south direction turning midway to a roughly NE/SW direction between the Ping River and the Wang River.