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But Lee 's very new successor , Lee Hsien Loong , has publicly committed Singapore to the task of rehabilitating the region .
 Lee Hsien Loong, Singapore; Lee Hsien Loong, Singapore
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 Lee Hsien Loong, Singapore; Lee Hsien Loong, Singapore