15576
Political career In 1995 , Denis was a staffer of former Saskatchewan Liberal Party leader , Lynda Haverstock .
 Denis, Saskatchewan, Lynda Haverstock
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Denis, Saskatchewan, Lynda Haverstock