22573
The government 's credibility in the GAF case depended heavily on its star witness , Boyd L. Jefferies , the former Los Angeles brokerage chief who was implicated by former arbitrager Ivan Boesky , and then pointed the finger at Mr. Sherwin , takeover speculator Salim B. Lewis and corporate raider Paul Bilzerian .
 GAF, Boyd L. Jefferies, Los Angeles, Ivan Boesky, Sherwin, Salim B. Lewis, Paul Bilzerian
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 GAF, Boyd L. Jefferies, Los Angeles, Ivan Boesky, Sherwin, Salim B. Lewis, Paul Bilzerian