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” EIR had four major sections :( 1 ) Kumardhubi-Gomoh section , ( 2 ) Pradhankhanta-Pathardih section ( 15 km ) , opened in 1913 , ( 3 ) Dhanbad-Phularitand section ( 21.6 km ) , opened in 1894 to Katrasgarh and extended to Phularitand in 1924 , ( 4 ) Dhanbad-Pathardih section opened in 1903 .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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