9150
At the end of each , the team with the least amount of points were relegated to the Serie B. The Liguilla Final was a double round-robin tournament between the six qualified teams of the First and Second Stage .
 Serie
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Serie