Complex sentence: She was born in Berkeley, California, the daughter of Helen L., a psychologist, and Robert G. Pelikan, an international economist who served as the minister-counselor from the United States at the Organization for Economic Cooperation and Development in Paris.
Split into simpler sentences: She was born in Berkeley, California, the daughter of Helen L., a psychologist, and Robert G. Pelikan, an international economist. He served as the minister-counselor from the United States at the Organization for Economic Cooperation and Development in Paris.