1998
It was Australia Day at the $ 2 million Canadian Open on Thursday as three Aussies reached the quarter-finals with straight-set victories .
 Canadian Open, Australia Day, Aussies
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Canadian Open, Australia Day, Aussies