6604
It is found in Cameroon , the Republic of the Congo , the Democratic Republic of the Congo , Ivory Coast , Gabon , Ghana , Liberia , and Nigeria .
 Cameroon, Republic of the Congo, Democratic Republic of the Congo, Ivory Coast, Gabon, Ghana, Liberia, Nigeria
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:
 Cameroon, Republic of the Congo, Democratic Republic of the Congo, Ivory Coast, Gabon, Ghana, Liberia, Nigeria