Question: Located in a shipyard to the southeast corner of San Francisco, the USS Mahan was a "Farragut"-class guided missile destroyer that was launched on what date?
Sentence (from "USS Mahan (DDG-42)"): The ship was Laid down as DLG-11 by the San Francisco Naval Shipyard on 31 July 1957 and launched on 7 October 1959.
Relevant evidence: Yes