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Mahathir ' s sacking of the charismatic and popular Anwar in September 1998 rocked Malaysian politics , with thousands of people taking to the streets to demonstrate their support for him .
 Anwar: person
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: end position 
  Option: person, entity, place 
Text: {0} 
Answer:
 Anwar: person