50109
Prominent leaders include co-founders Lucien Febvre ( 1878 – 1956 ) , Henri Hauser ( 1866 - 1946 ) and Marc Bloch ( 1886 – 1944 ) .
 Lucien Febvre, Henri Hauser, Marc Bloch
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Lucien Febvre, Henri Hauser, Marc Bloch