389907
She was noted by the young Prussian king Frederick the Great , who offered her a position at the newly erected Court Opera in Berlin , where she performed from 1744 onwards .
 Prussian, Frederick the Great, Opera, Berlin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Prussian, Frederick the Great, Opera, Berlin