310725
After learning from someone how to make harness dressing with lard and lamp black , the teenaged Warner saved enough to buy a donkey and cart , from which he sold the dressing , meanwhile making his way to Denver , where he worked in a bowling alley setting pins .
 Warner, Denver
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Warner, Denver