52125
Mr. Kelly and Mr. Stengel are longtime friends , having met in a writing class taught by John McPhee at Princeton in the mid-1970 's .
 place of birth: John McPhee, Princeton
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: 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} 
 Entity Pairs:  John McPhee, Princeton 
Answer:
 place of birth: John McPhee, Princeton