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A group including Gene E. Phillips , former chairman of Southmark Corp. , and William S. Friedman , former vice chairman of Southmark , lowered its stake in the Dallas real estate concern to 7.7 % , according to a filing with the Securities and Exchange Commission .
 Gene E. Phillips, Southmark Corp., William S. Friedman, Southmark, Dallas, 7.7 %, the Securities and Exchange Commission
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:
 Gene E. Phillips, Southmark Corp., William S. Friedman, Southmark, Dallas, 7.7 %, the Securities and Exchange Commission