Complex sentence: After crossing the railroad, the highway forms the eastern boundary of Ione Municipal Airport and later passes Sullivan Lake Road; at the intersection with Sullivan Lake Road, SR 31 becomes McKay Road and crosses the Ione Millpond to enter the city of Ione.
Split into simpler sentences: After crossing the railroad, the highway forms the eastern boundary of Ione Municipal Airport and later passes Sullivan Lake Road. At the Sullivan Lake Road junction, SR 31 becomes McKay Road and crosses the Ione Millpond to enter the city of Ione.