1721
carty is out as ceo of amr , the parent of american , the world ' s largest airline .
 carty: person; amr: 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:
 carty: person; amr: entity