48906
Dread was expressed in works of folk rock such as Bob Dylan 's " Masters of War " ( 1963 ) and " A Hard Rain 's a-Gonna Fall " .
 person: Bob Dylan; media: Masters of War; media: A Hard Rain 's a-Gonna Fall
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Bob Dylan, Masters of War, A Hard Rain 's a-Gonna Fall 
Answer:
 person: Bob Dylan; media: Masters of War; media: A Hard Rain 's a-Gonna Fall