17755
Cartoonist Bil Keane later spoke of meeting Thelma in the office saying , " Thel was a very pretty 18-year-old with a gorgeous figure , long brown hair and I just happened to have a desk drawing next to her and I got the nerve to ask her out .
 Bil Keane, Thelma
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bil Keane, Thelma