Complex sentence: In 1879, Sutter set out by foot for Edmonton with James Ross, one horse, and a Red River ox cart, arriving 76 days later.He became a partner in John Sinclair & Co. in the dry goods and grocery business until it dissolved in 1885.
Split into simpler sentences: In 1879, Sutter set out by foot for Edmonton with James Ross, one horse, and a Red River ox cart. In Edmonton, he became a partner in John Sinclair & Co., which was in the dry goods and grocery business until it dissolved in 1885.