Complex sentence: Ebierbing, also known as "Eskimo Joe", was a guide and explorer, one of the most widely-travelled Inuit in the 1860s and 1870s, who assisted Arctic explorers.
Split into simpler sentences: Ebierbing, also known as "Eskimo Joe", was a guide and explorer. Ebierbing was one of the most widely-travelled Inuit in the 1860s and 1870s, he assisted Arctic explorers.