Question: How many miles northwest is Stanford from the city where the Berryessa neighborhood is located?

full_context: Document 1: Stanford University: Most of Stanford University is on an 8,180-acre (12.8 sq mi; 33.1 km2) campus, one of the largest in the United States. It is located on the San Francisco Peninsula, in the northwest part of the Santa Clara Valley (Silicon Valley) approximately 37 miles (60 km) southeast of San Francisco and approximately 20 miles (30 km) northwest of San Jose. In 2008, 60% of this land remained undeveloped.Stanford's main campus includes a census-designated place within unincorporated Santa Clara County, although some of the university land (such as the Stanford Shopping Center and the Stanford Research Park) is within the city limits of Palo Alto. The campus also includes much land in unincorporated San Mateo County (including the SLAC National Accelerator Laboratory and the Jasper Ridge Biological Preserve), as well as in the city limits of Menlo Park (Stanford Hills neighborhood), Woodside, and Portola Valley.
Document 2: San Francisco: San Francisco (initials SF) (/ ˌsæn frənˈsɪskoʊ /, Spanish for Saint Francis; Spanish: (san franˈsisko)), officially the City and County of San Francisco, is the cultural, commercial, and financial center of Northern California. The consolidated city - county covers an area of about 47.9 square miles (124 km), mostly at the north end of the San Francisco Peninsula in the San Francisco Bay Area. It is the fourth-most populous city in California, and the 13th-most populous in the United States, with a 2016 census - estimated population of 870,887. The population is projected to reach 1 million by 2033. As of 2016, San Francisco County was the 7th highest - income county in the United States, with a per capita personal income of $110,418.
Document 3: San Francisco: San Francisco is located on the West Coast of the United States at the north end of the San Francisco Peninsula and includes significant stretches of the Pacific Ocean and San Francisco Bay within its boundaries. Several picturesque islands—Alcatraz, Treasure Island and the adjacent Yerba Buena Island, and small portions of Alameda Island, Red Rock Island, and Angel Island—are part of the city. Also included are the uninhabited Farallon Islands, offshore in the Pacific Ocean. The mainland within the city limits roughly forms a "seven-by-seven-mile square", a common local colloquialism referring to the city's shape, though its total area, including water, is nearly .
Document 4: Yosemite National Park: Yosemite National Park (/ joʊˈsɛmɪtɪ /, yoh - SEM - i - tee) is an American national park located in the western Sierra Nevada of Central California, bounded on the southeast by Sierra National Forest and on the northwest by Stanislaus National Forest. The park, which is managed by the U.S. National Park Service, covers an area of 747,956 acres (1,168.681 sq mi; 302,687 ha; 3,026.87 km) and sits in four counties: centered in Tuolumne and Mariposa, extending north and east to Mono and south to Madera County. Designated a World Heritage Site in 1984, Yosemite is internationally recognized for its granite cliffs, waterfalls, clear streams, giant sequoia groves, lakes, mountains, meadows, glaciers, and biological diversity. Almost 95% of the park is designated wilderness.
Document 5: Geography of California: California is a U.S. state on the western coast of North America. Covering an area of , California is geographically diverse. The Sierra Nevada, the fertile farmlands of the Central Valley, and the arid Mojave Desert of the south are some of the major geographic features of this U.S. state. It is home to some of the world's most exceptional trees: the tallest (coast redwood), most massive (Giant Sequoia), and oldest (bristlecone pine). It is also home to both the highest (Mount Whitney) and lowest (Death Valley) points in the 48 contiguous states.
Document 6: Stanford University: Jasper Ridge Biological Preserve is a 1,200-acre (490 ha) natural reserve south of the central campus owned by the university and used by wildlife biologists for research.
Document 7: Lynbrook High School: Lynbrook High School (also referred to as Lynbrook or LHS) is a co-educational, public, four-year high school located in the West San Jose neighborhood of San Jose, California, USA. It was founded in 1965 and graduated its first class in 1968.
Document 8: San Jose, California: San Jose is home to several colleges and universities. The largest is San Jose State University, which was founded by the California legislature in 1862 as the California State Normal School, and is the founding campus of the California State University (CSU) system. Located in downtown San Jose since 1870, the university enrolls approximately 30,000 students in over 130 different bachelor's and master's degree programs. The school enjoys a good academic reputation, especially in the fields of engineering, business, art and design, and journalism, and consistently ranks among the top public universities in the western region of the United States. San Jose State is one of only three Bay Area schools that fields a Football Bowl Subdivision (FBS) Division I college football team; Stanford University and U.C. Berkeley are the other two.
Document 9: Berryessa Highlands, California: Berryessa Highlands is an unincorporated community in Napa County, California. It lies on the southeastern shore of Lake Berryessa. The Berryessa Highlands Development Company developed much of the community, and in 1981 still owned approximately 125 lots in the subdivision. It is surrounded by the Blue Ridge Berryessa Natural Area and Putah Creek State Wildlife Area is to the east. Of note is its church at Lake Berryessa.
Document 10: Piner High School: Piner High School (PHS) is a Public high school in Santa Rosa, California, United States. It is part of the Santa Rosa High School District, which is itself part of Santa Rosa City Schools.
Document 11: Carlmont High School: Carlmont High School is a public high school in Belmont, California, United States serving grades 9–12 as part of the Sequoia Union High School District. Carlmont is a California Distinguished School.
Document 12: Long Beach Polytechnic High School: Polytechnic has long been distinguished in both academics and athletics. The PACE (Program of Additional Curricular Experiences, founded in 1975 by Dr. Nancy Gray, a teacher and administrator for the Long Beach School system) and the CIC (Center of International Curriculum) magnet programs boast more total University of California admissions than any other high school in California. In 2005, Sports Illustrated Magazine named Polytechnic the ``Sports School of the Century '', which applauds Polytechnic's badminton, baseball, basketball, football, track, cross country, swimming, water polo, tennis, golf, and softball teams. Polytechnic has also received numerous prizes for its music program, including six Grammy Awards, two of them being`` golden signature'' Grammy Awards. Long Beach Poly has also sent more players to the NFL than any other high school in the country, sending over 60 throughout the history of the school. Also, Long Beach Poly was named athletic school of the century and ranked number one in best high school athletic programs in the nation by Sports Illustrated.
Document 13: San Francisco Bay Area: Home to approximately 7.68 million people, Northern California's nine - county Bay Area contains many cities, towns, airports, and associated regional, state, and national parks, connected by a complex multimodal transportation network. The larger combined statistical area of the region, which includes twelve counties, is the second - largest in California (after the Greater Los Angeles area), the fifth - largest in the United States, and the 41st - largest urban area in the world with 8.75 million people. The Bay Area's population is ethnically diverse: for example, roughly half of the region's residents are Hispanic, Asian, African American, or Pacific Islander, all of whom have a significant presence throughout the region.
Document 14: San Jose, California: The cost of living in San Jose and the surrounding areas is among the highest in California and the nation, according to 2004 data. Housing costs are the primary reason for the high cost of living, although the costs in all areas tracked by the ACCRA Cost of Living Index are above the national average. Households in the city limits have the highest disposable income of any city in the U.S. with over 500,000 residents.San Jose holds the distinction of being a United States Foreign-Trade Zone. The City received its Foreign Trade Zone grant from the U.S. Federal Government in 1974, making it the 18th foreign-trade zone established in the United States. Under its grant, the City of San Jose is granted jurisdiction to oversee and administer foreign trade in Santa Clara County, Monterey County, San Benito County, Santa Cruz County, and in the southern parts of San Mateo County and Alameda County.San Jose lists many companies with 1,000 employees or more, including the headquarters of Adobe, Altera, Brocade Communications Systems, Cadence Design Systems, Cisco Systems, eBay, Lee's Sandwiches, Lumileds, PayPal, Rosendin Electric, Sanmina-SCI, and Xilinx, as well as major facilities for Becton Dickinson, Ericsson, Hewlett-Packard, Hitachi, IBM, Kaiser Permanente, KLA Tencor, Lockheed Martin, Nippon Sheet Glass, Qualcomm, and AF Media Group. The North American headquarters of Samsung Semiconductor are located in San Jose. Approximately 2000 employees will work at the new Samsung campus which opened in 2015.
Document 15: Piedmont Hills High School: Piedmont Hills High School is a comprehensive public four-year high school located in the Berryessa neighborhood of San Jose, California, USA. It is part of the East Side Union High School District and is the second highest performing school in the district, based on California's Academic Performance Index. It is currently a California Distinguished School and has received various awards in several aspects of its curriculum. Together with Independence High School and Yerba Buena High School, Piedmont Hills is one of a few schools in the district to have its own music program.
ground_truth: 20 miles
sub_queries: Berryessa >> located in the administrative territorial entity Answer: San Jose
How many miles northwest of San Jose is it located? Answer: 20 miles