357053
Stephen Dank is an Australian biochemist who worked as a sports scientist with National Rugby League clubs such as the Manly Sea Eagles and Australian rules football clubs such as Essendon .
 National Rugby League, Manly Sea Eagles, Essendon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 National Rugby League, Manly Sea Eagles, Essendon