Complex sentence: His mother was Mary Judd Farnham, an 1863 graduate of Knox College, the daughter of Eli Farnham and Jerusha Brewster Loomis who had emigrated to Illinois between 1836-1837 was among those settlers who came to Galesburg with seriousness of purpose and devotion to education.
Split into simpler sentences: His mother was Mary Judd Farnham, an 1863 graduate of Knox College, the daughter of Eli Farnham and Jerusha Brewster Loomis. Her parents had emigrated to Illinois between 1836-1837 was among those settlers who relocated to Galesburg with seriousness of purpose and a devotion to education.