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He defeated Las Cruces mayor Ruben Smith in the Democratic primary , but ultimately lost to Republican Steve Pearce 56 to 44 percent .
 Las Cruces, Democratic, Republican Steve Pearce
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Las Cruces, Democratic, Republican Steve Pearce