123975
World War II experience found the cars spending 60 percent of their time traveling loaded , 30 percent traveling empty , and 10 percent idle ; and indicated the average 14 loads each car carried per year included 5 requiring bunker icing , 1 requiring heating , and 8 using ventilation or top icing .
 event: World War II
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: World War II 
Answer:
 event: World War II