Complex sentence: After the sale closed, Mrs. Doheny assured herself that she would have no further problems with noisy neighbors by deeding Stimson House to the Sisters of St. Joseph of Carondelet for use as a convent.
Split into simpler sentences: After the sale closed, Mrs. Doheny sought to avoid any further problems with noisy neighbors. Accordingly, she deeded the Stimson House to the Sisters of St. Joseph of Carondelet for use as a convent.