Question: Which city in Ventura County is  Ojai Music Festival  been done 

Context paragraphs:
Rancho Cañada Larga o Verde: Rancho Cañada Larga o Verde was a 6659 acre Mexican land grant in present day Ventura County, California given in 1841 by Governor Juan B. Alvarado to Joaquina Alvarado.  The grant extended along Sulphur Canyon Creek, east of the Ventura River, between Ventura and Ojai.  To the west, across the Ventura River was Rancho Cañada de San Miguelito; to the north Rancho Ojai; and to the south and east Rancho Ex-Mission San Buenaventura.

Ventura County Sheriff's Office: The Ventura County Sheriff's Office (also sometimes known as the Ventura County Sheriff's Department) provides law enforcement for the unincorporated areas of Ventura County, California as well as several cities within the county.  The cities that Ventura County Sheriff's Office provides police services for are Camarillo, Fillmore, Moorpark, Ojai, and Thousand Oaks.

Ventura Freeway: The Ventura Freeway is a freeway in southern California, United States, running from the Santa Barbara/Ventura county line to Pasadena.  It is the principal east-west route (designated north-south) through Ventura County and in the southern San Fernando Valley in Los Angeles County.  From the Santa Barbara County line to its intersection with the Hollywood Freeway in the southeastern San Fernando Valley in Los Angeles (the Hollywood Split), it is signed as U.S. Route 101, which was built in the late 1950s and opened on April 5, 1960.  East of the Hollywood Freeway intersection, it is signed as State Route 134 (SR 134) which was built by 1971.  The entire Ventura Freeway is not built to freeway standards, however; the segment that runs through the coastal communities of La Conchita and Mussel Shoals in western Ventura County still remains an expressway.

Rancho Ojai: Rancho Ojai was a 17717 acre Mexican land grant in present-day Ventura County, California given in 1837 by Governor Juan Alvarado to Fernando Tico.  Rancho Ojai is located on the east side of the upper Ventura River, across from the Rancho Santa Ana grant made in the same year.  The grant encompassed present-day city of Ojai, at the foot of the Topatopa Mountains.

Oak View, California: Oak View is an unincorporated community in Ventura County, California, United States located along the Ventura River between the towns of Casitas Springs (south) and Mira Monte (north) in a narrow river valley.  Lake Casitas and the community of Ojai are nearby.  For statistical purposes, the United States Census Bureau has defined Oak View as a census-designated place (CDP).  The census definition of the area may not precisely correspond to local understanding of the area with the same name.  At the 2010 census, the population of Oak View was 4,066, down from 4,199 at the 2000 census, making it the third largest community between Ojai and the city of Ventura.

Gold Coast Transit: Gold Coast Transit District, formerly known as South Coast Area Transit (SCAT), is a local bus operator in western Ventura County, California, serving Ventura, Oxnard, Port Hueneme, Ojai, and the adjoining areas of unincorporated Ventura County.

The Classical Style (opera): The Classical Style: An Opera (of Sorts) is an American comic opera in seven scenes, with music by Steven Stucky and libretto by Jeremy Denk.  The opera was a joint commission from the Aspen Music Festival, Carnegie Hall, the Ojai Music Festival, and Ojai North! , and was premiered under the conductor Robert Spano on June 13, 2014 at the Ojai Music Festival in Ojai, California.  The opera is inspired by the musicologist and pianist Charles Rosen's 1971 book "The Classical Style" and thus follows composers Wolfgang Amadeus Mozart, Joseph Haydn, and Ludwig van Beethoven as they descend from heaven into a modern-day classical music climate.  "The Classical Style" was Stucky's last large-scale composition before his death in 2016.

Ventura County Library: Ventura County Library is a public library system of 12 libraries in Ventura County, California.  It consists of three locations in Ventura, and one each in El Rio, Fillmore, Meiners Oaks, Oak Park, Oak View, Ojai, Piru, Port Hueneme and Saticoy.

Ventura County Fire Department: The Ventura County Fire Department (VCFD) provides fire protection and emergency response services for the unincorporated areas of Ventura County, California, and for six other cities within the county.  Together, these areas compose the Ventura County Fire Protection District in the state of California, USA.  The Ventura County Board of Supervisors is the fire district's board of directors.  These five elected supervisors appoint the fire chief, and task him with providing fire protection services for the district.

Ojai, California: Ojai ( ) is a city in Ventura County in the U.S. state of California.  Located in the Ojai Valley, it is northwest of Los Angeles and east of Santa Barbara.  The valley is about 10 mi long by 3 mi wide, surrounded by hills and mountains.  The population was 7,461 at the 2010 census, down from 7,862 at the 2000 census.

Supporting paragraphs: The Classical Style (opera) Ojai, California
Answer: Ojai