text: The collision of two Standard Oil tankers in this body of water inspired "planetwalker" John Francis to stopusing motor vehicles.
full_question: The collision of two Standard Oil tankers in this body of water inspired "planetwalker" John Francis to stopusing motor vehicles. After World War II, shipyards on this body of water gave way to the houseboatcommunities of Sausalito. Landmarks on this body of water include Fisherman's Wharf and the sea liondominatedPier 39. The San Joaquin River flows into this body of water, which is frequently obscured by fog insummertime. Asian immigrants were processed at this body of water's Angel Island. The 1989 Loma Prietaearthquake damaged cities on its shores, including Oakland. For 10 points, name this body of water home toAlcatraz Island, whose outflow is spanned by the Golden Gate Bridge. 
first_sentence: The collision of two Standard Oil tankers in this body of water inspired "planetwalker" John Francis to stopusing motor vehicles.
raw_answer: San Francisco Bay