125510
The Laserfilm format was originally based on an earlier videodisc format called ARDEV , developed by a company of the same name which was originally a subsidiary of Atlantic Richfield until 1981 .
 Atlantic Richfield
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Atlantic Richfield