Complex sentence: The Embarcadero sits on property administered by the Port of San Diego and is being redeveloped through the Joint Powers Authority (JPA), composed of the City of San Diego, the Centre City Development Corporation (CCDC), and the Port of San Diego.
Split into simpler sentences: The Embarcadero sits on property administered by the Port of San Diego and is being redeveloped through the Joint Powers Authority (JPA). The JPA is composed of the City of San Diego, Center City Development Corporation (CCDC), and the Port of San Diego.