Complex sentence: Diana, who always wanted to have a child, considers finding a surrogate mother, but the process proves to be very painful because Andy always wanted to have a child as well, she thinks she is preventing him from living his dream and files for divorce.
Split into simpler sentences: Diana, who always wanted to have a child, considers finding a surrogate mother, but the process proves to be very painful because Andy always wanted to have a child as well. She thinks she is preventing him from living his dream and files for divorce.