26593
This huge modern complex , opened in 1986 , lies in the former Jewish neighbourhood at " Waterlooplein " next to the river Amstel .
 Waterlooplein, Amstel
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Waterlooplein, Amstel