260035
The relatively prosperous rural economy of West Bengal had previously relied on small savings schemes run by Indian Postal Service .
 location: West Bengal; organization: schemes; organization: Indian Postal Service
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: West Bengal, schemes, Indian Postal Service 
Answer:
 location: West Bengal; organization: schemes; organization: Indian Postal Service