Complex sentence: Serowe has a memorial to Khama III, chief of the Bamangwato people in the late 19th-early 20th century, who in 1903 founded the town as a new capital of the Bamangwato.
Split into simpler sentences: Serowe has a memorial to Khama III, chief of the Bamangwato people in the late 19th and early 20th century. In 1903 he founded Serowe as a new capital of the Bamangwato.