3368
Many biographers have used June 7 , however his birthday is not known with certainty and sources have set it in 1942 or the spring of 1943 , although his biographers David Blundy and Andrew Lycett noted that it could have been pre-1940 .
 person: David Blundy; person: Andrew Lycett
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: David Blundy; person: Andrew Lycett