6740
After 26 years in prison , Mr. Sisulu , the 77 - year - old former secretary - general of the liberation movement , was dropped off at his house by a prison services ' van just as the sun was coming up .
 date: 26 years; person: Sisulu; date: 77 - year - old
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: 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:
 date: 26 years; person: Sisulu; date: 77 - year - old