305041
He began his professional career that year , splitting the season between the Arizona League Rockies and Bend Rockies , going a combined 6-3 with a 2.20 ERA while striking out 92 batters in 69 innings of work .
 Rockies, Rockies
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rockies, Rockies