10843
It is found in North America , including Arizona , British Columbia , California , Oklahoma , Oregon and Washington .
 North America, Arizona, British Columbia, California, Oklahoma, Oregon, Washington
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 North America, Arizona, British Columbia, California, Oklahoma, Oregon, Washington