586
Mark Martin and Brad Keselowski followed in third and fourth with 41 points each , and was one ahead of Ryan Newman in fifth .
 Mark Martin, Brad Keselowski, Ryan Newman
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mark Martin, Brad Keselowski, Ryan Newman