6357
Of course , the Americans who employ illegal immigrants are happy to pay in cash because it means cheaper labor for them .
 the Americans who employ illegal immigrants, who, illegal immigrants, them
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 the Americans who employ illegal immigrants, who, illegal immigrants, them