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" Another champion of the work was Friedrich Nietzsche , who claimed to know it by heart ; " It is music that makes no pretensions to depth , but it is delightful in its simplicity , so unaffected and sincere " .
 person: Friedrich Nietzsche
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: Friedrich Nietzsche