110107
The desert encompasses Imperial County and includes parts of San Diego County , Riverside County , and a small part of San Bernardino County .
 Imperial County, San Diego County, Riverside County, San Bernardino County
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Imperial County, San Diego County, Riverside County, San Bernardino County