1979
Before the divorce , Crichton ' s fortune was estimated at 65 million dollars , built on such hit novels as " The Andromeda Strain , " " The Great American Train Robbery " and " Westworld " and his hit television series " ER . "
 Crichton, his
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 Crichton, his