51296
McCallum ran again for a fourth term in the 2005 municipal elections but was soundly defeated by his emergent rival , Dianne Watts , a former fellow member of his party , the Surrey Electors Team .
 McCallum, Dianne Watts, Surrey
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 McCallum, Dianne Watts, Surrey