Complex sentence: Charles, as Miss New Jersey, competed in the Miss America 1984 pageant held in Atlantic City on September 17,1983, where she won a Preliminary Talent Award for her performance of "Kiss Me in the Rain".
Split into simpler sentences: Charles, as Miss New Jersey, competed in the Miss America 1984 pageant held in Atlantic City on September 17,1983. Earlier in the week, she had won a Preliminary Talent Award for her performance of "Kiss Me in the Rain".