According to the United States Census Bureau, Belvedere Park has a total area of 5.0 square miles (13 km2), all of it land. Belvedere Park emerged beginning in 1952 as a planned community with schools, parks, and a shopping center.
Rottweilers were originally dogs bred to drive cattle to market. Later they were used to pull carts for butchers. They were among the earliest police dogs and serve with honor in the military. Most important, they are popular family guardians and friends.
Read the sentence. Although the breed started out as Roman cattle dogs, Rottweilers have also worked as guard dogs, draft dogs, and police dogs. Which type of sentence structure is used?