Question: What is the seat of the county where Rancho Calaveras is located?

full_context: Document 1: Forest Meadows, California: Forest Meadows is a census-designated place (CDP) in Calaveras County, California, United States. The population was 1,249 at the 2010 census, up from 1,197 at the 2000 census.
Document 2: Calaveras County Airport: Calaveras County Airport , also known as Maury Rasmussen Field, is a public airport located four miles (6 km) southeast of the central business district of San Andreas, in Calaveras County, California, United States. It is owned by the County of Calaveras.
Document 3: Hudson County Courthouse: The courthouse was used as the primary seat of government for Hudson County from its opening on September 20, 1910 until the construction of the Hudson County Administration Building in 1966. The courthouse was vacant for many years and was scheduled for demolition. The building was added to the National Register of Historic Places on August 25, 1970. Restoration began in the mid-1970s, and the building was reopened in 1985. In 1984, the Hudson County Board of Chosen Freeholders renamed the building in honor of Supreme Court Justice William J. Brennan Jr. The restoration of the courthouse was acknowledged by a Victorian Society in America Preservation Award in 1988.
Document 4: History of California: The U.S. 1850 California Census asks state of birth of all residents and finds about 7300 residents that were born in California. The San Francisco, Contra Costa and Santa Clara county U.S. censuses were lost or burned in one of San Francisco's many fires. Adding the approximate 200 Hispanics in San Francisco (1846 directory) and an unknown (but small as shown in 1852 CA Census recount) number of Hispanics in Contra Costa and Santa Clara county in 1846 gives less than 8,000 Hispanics statewide in 1846 before hostilities commenced. The number of California Indians is unknown since they were not included in the 1850 census but has been roughly estimated to be between 50,000 and 150,000.
Document 5: Rancho Calaveras, California: Rancho Calaveras is a census-designated place (CDP) in Calaveras County, California, United States. The population was 5,325 at the 2010 census, up from 4,182 at the 2000 census.
Document 6: Avery, California: Avery is a census-designated place (CDP) in Calaveras County, California, United States. The population was 646 at the 2010 census, down from 672 at the 2000 census. Avery is located on State Route 4 and is home to the oldest continually operating hotel in the county, the Avery Hotel Restaurant & Saloon. Built in 1853, it was known as the "Half Way House," being located between Murphys, Arnold, and Calaveras Big Trees State Park.
Document 7: Texas Prison Museum: The non-profit museum features the history of the prison system in Texas (Huntsville is the home of the Texas Department of Criminal Justice and several prisons including the Ellis Unit which previously housed death row, and Huntsville Unit which houses the execution chamber). There are many different artifacts in the museum, including an electric chair named "Old Sparky" that was formerly used from 1924 to 1964 as the primary means of execution.
Document 8: Jackson County Courthouse (Jacksonville, Oregon): The Jackson County Courthouse is a former county courthouse in Jacksonville, Oregon, United States, built in 1883. The courthouse is a contributing property of the Jacksonville Historic District, which is listed on the National Register of Historic Places (NRHP). It was formerly the Jacksonville Museum owned by Jackson County and operated by the Southern Oregon Historical Society (SOHS), which also managed several other historic properties in Jacksonville. The museum in the courthouse closed in 2006 because of lack of funding. Ownership of the historic courthouse was transferred to the City of Jacksonville in 2012. The SOHS still operates Hanley Farm in Central Point and a research library in Medford.
Document 9: Old Salem County Courthouse: Built in 1735, this building is the oldest active courthouse in New Jersey and is the second oldest courthouse still in continuous use in the United States. It was expanded in 1818 and 1908.
Document 10: Demographics of California: As of 2006, California had an estimated population of 37,172,015, more than 12 percent of the U.S. population. This includes a natural increase since the last census of 1,557,112 people (i.e. 2,781,539 births minus 1,224,427 deaths) and an increase due to net migration of 751,419 people. Immigration resulted in a net increase of 1,415,879 people, and migration from within the U.S. resulted in a net decrease of 564,100 people. California is the 13th fastest - growing state. As of 2008, the total fertility rate was 2.15. The most recent census reports the population of California as 39,144,818.
Document 11: Tombstone Courthouse State Historic Park: Tombstone Courthouse State Historic Park is a state park of Arizona in the United States. Located in Tombstone, the park preserves the original Cochise County courthouse. The two-story building, constructed in 1882 in the Victorian style, is laid out in the shape of a cross and once contained various county offices, including those of the sheriff, recorder, treasurer, and the Board of Supervisors as well as courtrooms and a jail. Inside, the courthouse contains a museum with numerous artifacts from the town's history while outside, a replica gallows has been constructed in the courtyard to mark the spot where seven men were hanged for various crimes. The park was one of the first to be designated as a state park and in 1959 was the first to open following the 1957 establishment of the Arizona State Parks Board.
Document 12: Old Meigs County Courthouse: The Old Meigs County Courthouse is a historic former government building in the small community of Chester, Ohio, United States. Erected in the early nineteenth century, the courthouse served multiple purposes for the surrounding community in its early years, but it operated as a courthouse for less than twenty years before being abandoned in favor of another courthouse in another community. Following a restoration in the 1950s, it was designated a historic site in the 1970s along with an adjacent school; the two buildings are operated together as a museum. It is Ohio's oldest extant building constructed as a courthouse.
Document 13: Calaveras County Courthouse: The Calaveras County Courthouse is a historic courthouse building in San Andreas, California. The brick courthouse was built in 1867 and contained the county's courtroom, jail, and sheriff's office; until 1888, executions were also conducted in the building. The county's Hall of Records was built in front of the courthouse in 1893; the two buildings nearly touch and are considered part of the same complex. The building's jail held outlaw Black Bart, a notorious Northern California highwayman, during his 1883 trial. In 1966, the county moved its courthouse to a new building; the old courthouse is now the Calaveras County Museum, which is operated by the Calaveras County Historical Society.
Document 14: Mountain Ranch, California: Mountain Ranch (formerly, El Dorado and El Dorado Town) is a census-designated place (CDP) in Calaveras County, California, United States. The population was 1,628 at the 2010 census, up from 1,557 at the 2000 census. The town is registered as California Historical Landmark #282. The town center is quite small with fewer than 50 people living in it, the 5 mile square area surrounding the town accounts for the balance of the population.
Document 15: Calabasas, California: Calabasas is a city in Los Angeles County, California, United States, located in the hills west of the San Fernando Valley and in the northwest Santa Monica Mountains between Woodland Hills, Agoura Hills, West Hills, Hidden Hills, and Malibu, California. The Leonis Adobe, an adobe structure in Old Town Calabasas, dates from 1844 and is one of the oldest surviving buildings in greater Los Angeles. The city was formally incorporated in 1991. As of the 2010 census, the city's population was 23,058, up from 20,033 at the 2000 census.
ground_truth: San Andreas
sub_queries: Rancho Calaveras >> located in the administrative territorial entity Answer: Calaveras County
Calaveras County >> capital Answer: San Andreas