Complex sentence: With the population of Los Angeles expanding and Chavez Ravine viewed as a prime, underutilized location, the city began to label the area as "blighted" and thus ripe for redevelopment.
Split into simpler sentences: With the population of Los Angeles expanding, Chavez Ravine was viewed as a prime, underutilized location. The city began to label the area as "blighted" and thus ripe for redevelopment.