300873
The OIR was opened between 1917 and 1919 , was closed in 1967 and the line was ' lifted ' , that is the line was closed and removed , between 1967 and 1968 .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None