Complex sentence: She reveals to her spiritual advisor, Pastor Manders, that she has hidden the evils of her marriage, and has built the orphanage to deplete her husband's wealth so that their son, Oswald, might not inherit anything from him.
Split into simpler sentences: She reveals to her spiritual advisor, Pastor Manders, that she has hidden the evils of her marriage. She has built the orphanage to deplete her husband's wealth so that their son, Oswald, might not inherit anything from him.