Complex sentence: During Seymour's travels, he was influenced by Daniel S. Warner's Evening Light Saints, a Holiness group dedicated to racial equality--their view of a racially egalitarian church would influence his theology for the rest of his life.
Split into simpler sentences: During Seymour's travels, he was influenced by Daniel S. Warner's Evening Light Saints, a Holiness group dedicated to racial equality. Their view of a racially egalitarian church would influence his theology for the rest of his life.