200493
Proton 's subsidiary Lotus Cars has shown a plug-in hybrid city concept car based on the EMAS named the Lotus Ethos .
 Proton, Lotus Cars, Lotus
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Proton, Lotus Cars, Lotus