7512
One of the functions castles served was as a prison ; the first record of the castle being used in this way was in 1196 , although the role became much more important after the English Civil War .
 event: English Civil War
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:
 event: English Civil War