1953
The pilot and co-pilot , the only two aboard , were killed in the crash of the Learjet 36 , airport manager David Snow said in a telephone interview .
 else: Learjet 36; person: David Snow
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 else: Learjet 36; person: David Snow