Information:  - San Diego (Spanish for "Saint Didacus") is a major city in California, United States. It is in San Diego County, on the coast of the Pacific Ocean in Southern California, approximately south of Los Angeles and immediately adjacent to the border with Mexico.  - Interstate 805 (I-805) is a major northsouth Interstate Highway in Southern California. It is a bypass of I-5, running roughly through the center of the Greater San Diego region from San Ysidro (part of the city of San Diego) near the MexicoU.S. border to near Del Mar. The southern terminus of I-805 at I-5 in San Ysidro is less than a mile north of the Mexican border. I-805 then traverses the cities of Chula Vista and National City before reentering San Diego. The freeway passes though the San Diego neighborhoods of North Park, Mission Valley, Clairemont, and University City before terminating at I-5 in the Sorrento Valley neighborhood near the Del Mar city limit.  - Kearny Mesa is a community in the eastern part of San Diego , California . It is located in the area of the city that is bounded by State Route 52 to the north , Interstate 805 to the west , Aero Drive to the South , and Interstate 15 to the east . Adjacent communities include Serra Mesa , Clairemont and Tierrasanta . Kearny Mesa has a population of 2,837 .  - Southern California, often abbreviated as SoCal, is a geographic and cultural region that generally comprises California's 10 southernmost counties. The region is traditionally described as eight counties, based on demographics and economic ties: Imperial, Los Angeles, Orange, Riverside, San Bernardino, San Diego, Santa Barbara, and Ventura. The more extensive 10-county definition, which includes Kern and San Luis Obispo counties, is also used based on historical political divisions. Southern California is a major economic center for the state of California and the United States.    Given the information, choose the subject and object entities that have the relation of 'instance of'.
The answer to this question is:
kearny mesa , neighborhood