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Protests in 2017 aimed for this statue to be removed , followed by the city ceasing to recognize Columbus Day as a city holiday in 2018 .
 time: Columbus Day
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 time: Columbus Day