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McLaughlin 's family was " largely " Scotch-Irish and his father William McLaughlin was an " early " Cincinnati merchant who moved to the developing city from Sewickley , Pennsylvania , in 1818 .
 McLaughlin, McLaughlin, Cincinnati, Sewickley , Pennsylvania
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 McLaughlin, McLaughlin, Cincinnati, Sewickley , Pennsylvania