254524
The legal entity managing the Pralea mine is the Ploieşti National Coal Company which was set up in 1957 .
 Ploieşti National Coal Company
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ploieşti National Coal Company