256671
In addition , unlike any of Smith 's previous albums , none of the songs were written by Bill Anderson or Dallas Frazier , who had also written many of Smith 's previous hits .
 Bill Anderson, Dallas Frazier
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bill Anderson, Dallas Frazier