93699
St. Louis Cardinals On May 30 , , Mather was promoted from Triple-A to the Major league club after outfielder Chris Duncan was optioned to Triple-A .
 Mather, Chris Duncan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mather, Chris Duncan