98284
It is believed to have been founded by Sher Shah Suri , while some believe that it was founded much earlier , in the time of Alexander 's invasion .
 Sher Shah Suri, Alexander
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sher Shah Suri, Alexander