27054
It was described by William Jacob Holland in 1889 , and is known from Sierra Leone to the Democratic Republic of the Congo and Uganda .
 William Jacob Holland, Sierra Leone, Democratic Republic of the Congo, Uganda
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:
 William Jacob Holland, Sierra Leone, Democratic Republic of the Congo, Uganda