64154
The coming of the railways in 1848 started the decline of the river traffic , not least because the Alloa Swing Bridge downstream restricted access for shipping .
 location: Alloa Swing Bridge
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: Alloa Swing Bridge 
Answer:
 location: Alloa Swing Bridge