Complex sentence: During the 19th century, many Cornish miners emigrated to the Copper Coast region of South Australia to work in the copper mines at Moonta, bringing with them traditions, such as Cornish pasties and home brewed beer they termed "Swanky beer".
Split into simpler sentences: During the 19th century, many Cornish miners emigrated to the Copper Coast region of South Australia to work in the copper mines at Moonta. They brought with them local traditions, such as Cornish pasties and home brewed beer they termed "Swanky beer".