56331
On 11September 2012 , the Riksbank announced a new series of coins with new sizes to replace the 1 - and 5-krona coins which arrived in October 2016 .
 Riksbank
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Riksbank