and County of San Francisco is both the country's second most densely populated major city after New Yor

is to stop attacks during the game and prevent the opposing team from scoring goals. Centre backs

. San Francisco is the 15th most populous city in the United States, and the fourth most populous

City and San Marino. Italy has a territorial exclave in Switzerland (Campione) and a maritime

The San Francisco 49ers are a professional American football team based in the San Francisco Bay

. A major West Coast port city, Oakland is the largest city in the East Bay region of the San Francisco Bay

Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda. The members

The United States Army (USA) is the land warfare service branch of the United States Armed Forces

or a fullback. A running back will sometimes be called a "feature back" if he is the team's starting running back.

, it is the third-most populous city in California (after Los Angeles and San Diego) and the tenth-most populous