88686
League Park lacked field lighting , so the emergence of night baseball in the 1930 s led to the addition of night games to the schedule after lights were installed at the stadium in 1939 .
 location: League Park
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: League Park 
Answer:
 location: League Park