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Amongst his close colleagues and associates there were the conductor and composer Armas Järnefelt , the writer Adolf Paul , and the composer Jean Sibelius , with whom he struck up a continuing friendship .
 person: Armas Järnefelt; person: Adolf Paul; person: Jean Sibelius
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:
 person: Armas Järnefelt; person: Adolf Paul; person: Jean Sibelius