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In the 1970 s Clannad made their mark initially in the folk and traditional scene , and then subsequently went on to bridge the gap between traditional Celtic and pop music in the 1980 s and 1990 s , incorporating elements from new-age , smooth jazz , and folk rock .
 organization: Clannad
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Clannad 
Answer:
 organization: Clannad