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The highest point is Cross Fell in eastern Cumbria , at and other principal peaks in the North Pennines are Great Dun Fell , Mickle Fell , and Burnhope Seat .
 Cross Fell, Cumbria, North Pennines, Great Dun Fell, Mickle Fell, Burnhope Seat
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cross Fell, Cumbria, North Pennines, Great Dun Fell, Mickle Fell, Burnhope Seat