18395
 BlackRock , a firm that has thrived under the vibrant , independent leadership of a core of top executives , headed by Laurence D. Fink , its chief executive , will now operate under a tighter leash . 
 company: Laurence D. Fink, BlackRock
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
 Entity Pairs:  Laurence D. Fink, BlackRock 
Answer:
 company: Laurence D. Fink, BlackRock