Question: El Adobe de Capistrano, or simply known as El Adobe, is a restaurant located in San Juan Capistrano, it has been operated since 1948, and is in a building composed of two historic adobes, near which Spanish mission, in colonial "Las Californias"?
Context: Mission San Juan Capistrano was a Spanish mission in colonial "Las Californias".  Its ruins are located in present-day San Juan Capistrano, Orange County, southern California. Manuel Dominguez (1803–1882) was born at Mission San Juan Capistrano, in the colonial Las Californias province of the Spanish Viceroyalty of New Spain (colonial México).  He was the heir to the vast Rancho San Pedro land grant in the Los Angeles Basin. El Adobe de Capistrano, or simply known as El Adobe, is a restaurant located in San Juan Capistrano, California.  It has been operated since 1948 and is in a building composed of two historic adobes near Mission San Juan Capistrano.  It is also famous for being frequented by and being a favorite of U.S. President Richard Nixon who lived in nearby San Clemente. The Los Rios Historic District is a neighborhood in the city of San Juan Capistrano, California and, with buildings dating to 1794, is the oldest continually occupied neighborhood in the state.  The nearby Mission San Juan Capistrano was the first of the 21 California Missions to have Indians, soldiers and workers live outside the mission grounds.  Three adobes are remaining in the Los Rios neighborhood itself, although there are a number of others close by outside of it which were part of what was once a larger neighborhood. Mission Basilica San Juan Capistrano is a Catholic parish in the Diocese of Orange in California.  The parish church is located just northwest of Mission San Juan Capistrano in the city of San Juan Capistrano, California, United States.  Completed in 1986, it was designated a minor basilica in 2000 and a national shrine in 2003. SS "Mission Capistrano" was a Type T2-SE-A2 tanker built for the United States Maritime Commission during World War II.  After the war she was acquired by the United States Navy as USS "Mission Capistrano" (AO-112).  Later the tanker transferred to the Military Sea Transportation Service as USNS "Mission Capistrano" (T-AO-112).  She was a member of the "Mission Buenaventura"-class oiler and was named for San Juan Capistrano in San Juan Capistrano, California. San Juan Capistrano ( ; ] ) is a city in Orange County, California, United States.  The current OMB metropolitan designation for San Juan Capistrano and the Orange County Area is "Santa Ana-Anaheim-Irvine, CA."  The population was 34,593 at the 2010 census, up from 33,826 at the 2000 census.  The city was created around Mission San Juan Capistrano, and many of the homes and strip malls resemble the Spanish architecture that composes the building.  It is home to the widest variety of homes in Orange County, including those built prior to 1900, in its central district (some being adobes from the 18th century).  San Juan Capistrano formerly hosted a population of cliff swallows that migrate each year from Argentina to the Mission San Juan Capistrano. San Juan Hills High School is a high school located in San Juan Capistrano, California, and it is the sixth high school of the Capistrano Unified School District.  The school officially opened in the 2007-2008 school year as a new comprehensive high school and it serves the residents of San Juan Capistrano, Capistrano Beach, and southern Ladera Ranch in Orange County, California. The Las Flores Estancia (also known as Las Flores Asistencia) was established in 1823 as an "estancia" ("station").  It was part of the Spanish missions, asistencias, and estancias system in Las Californias—Alta California.  Las Flores Estancia was situated approximately halfway between Mission San Luis Rey de Francia and Mission San Juan Capistrano.  It is located near Bell Canyon on the Camp Pendleton Marine Corps Base ten miles south of the City of San Clemente in northern San Diego County, California. The 1812 San Juan Capistrano earthquake, also known as the Wrightwood earthquake, occurred on December 8 at in Alta California.  At the time, this was a colonial territory of the Spanish Empire.  Damage occurred at several of the missions in the region of Pueblo de Los Ángeles, including Mission San Gabriel Arcángel and Mission San Juan Capistrano, where 40 parishioners were killed during the collapse of a church at an early morning service.  Tree ring and paleoseismic evidence show that there is a strong likelihood that the earthquake originated along the Mojave segment of the San Andreas Fault near Wrightwood, but other faults have been suggested as the cause.
Answer: Mission San Juan Capistrano