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In April 2017 , former San Francisco 49ers quarterback Colin Kaepernick 's foundation donated $ 25,000 to the group .
 San Francisco 49ers, Colin Kaepernick
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 San Francisco 49ers, Colin Kaepernick