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The chains `` used to offer discounts during winter when business was slow , but in the last year or so , discounting has become a 12 - month thing , '' says Donald Harty , president of Charisma Group Inc. , a New York franchisee of Grand Metropolitan PLC 's Burger King chain .
 winter, the last year or so, 12 - month, Donald Harty, Charisma Group Inc., New York, Grand Metropolitan PLC 's, Burger King
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:
 winter, the last year or so, 12 - month, Donald Harty, Charisma Group Inc., New York, Grand Metropolitan PLC 's, Burger King