51309
According to the Pennsylvania Railroad Stations Past & Present website , Curtis Park was originally known as " Academy Station " prior to 1948 .
 organization: Pennsylvania Railroad; organization: Curtis
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: Pennsylvania Railroad, Curtis 
Answer:
 organization: Pennsylvania Railroad; organization: Curtis