13506
I think it ' s possible to support some of Black ' s positions but still be very disappointed by his cold assessment of a colleague .
 I, Black, his, a colleague
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:
 I, Black, his, a colleague