24980
Poplar was rebuilt to give cross-platform interchange between the Stratford and Beckton lines , with a new grade-separated junction built east of the station at the divergence of the Stratford and Beckton lines .
 Poplar, Stratford, Beckton, Stratford, Beckton
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Poplar, Stratford, Beckton, Stratford, Beckton