Complex sentence: Rose apparently forgave Kathleen not long thereafter, and in 1951, was delighted that her first grandchild, Robert F. Kennedy's daughter, Kathleen Hartington Kennedy, was named after her late daughter; however, the family requested that the child not be nicknamed Kick.
Split into simpler sentences: Rose apparently forgave Kathleen not long thereafter, and in 1951, she was reportedly delighted that her first grandchild, Robert F. Kennedy's daughter, Kathleen Hartington Kennedy, was named after her late daughter. However, the family requested that the child not be nicknamed Kick.