Complex sentence: He found it much neglected and worked to restore it, and also battled unsuccessfully to stop a planned A36 bypass from going through the park of the house; in the process, he sold many of his father's papers to raise additional funds.
Split into simpler sentences: He found it much neglected and worked to restore it, and also battled unsuccessfully to stop a planned A36 bypass from going through the park of the house. In the process, he sold many of his father's papers to raise additional funds.