2319
for some perspective , let ' s turn to miles o ' brien with retired air force general don shepperd .
 don shepperd: person; air force: entity
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:
 don shepperd: person; air force: entity