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Greg Abbott , known professionally as Reverend Gadget , is a steel fabrication artist , craftsman , prop builder and television personality based in Los Angeles , California .
 Reverend Gadget, Los Angeles , California
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Reverend Gadget, Los Angeles , California