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The membership was fluid , but at various times included Maurice Ravel , Ricardo Viñes , Igor Stravinsky and Manuel de Falla .
 person: Maurice Ravel; person: Ricardo Viñes; person: Igor Stravinsky; person: Manuel de Falla
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: Maurice Ravel; person: Ricardo Viñes; person: Igor Stravinsky; person: Manuel de Falla