5700
The New York City medical examiner's office has ruled that  actor   Heath Ledger  died of an accidental overdose of prescription drugs .
 title of person: actor, Heath Ledger
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  actor, Heath Ledger 
Answer:
 title of person: actor, Heath Ledger