16204
With a handful of helpers , Ms. Suthers , a retired Princeton research assistant , is capturing birds that breed in these Mercer County woods and recording their age , sex , size , weight , condition , even the color of their eyes and tongues .
 Mercer County, Princeton
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:
 Mercer County, Princeton