Complex sentence: E. B. Raymond came to South Texas on horseback in 1870 where he herded cattle to Kansas until 1874 when he was hired by Richard King to open the new El Sauz division of the King Ranch.
Split into simpler sentences: E. B. Raymond came to South Texas on horseback in 1870 where he herded cattle to Kansas. In 1874 he was hired by Richard King to open the new El Sauz division of the King Ranch.