Complex sentence: By 1990, Hispanics comprised 50% of Sunset Park's population, and were rehabilitating property values and developing a thriving community, with an abundance of Hispanic restaurants and businesses along 5th Avenue.
Split into simpler sentences: By 1990, Hispanics comprised 50% of Sunset Park's population, rehabilitating property values and developing a thriving community. There is an abundance of Hispanic restaurants and businesses along 5th Avenue.