8330
Later that day , it was noticed that a whirlpool had formed and it became evident that the section of the canal between Whitsunday Pie Lock and Retford Town Lock was losing water .
 location: Whitsunday Pie Lock; location: Retford Town Lock
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Whitsunday Pie Lock; location: Retford Town Lock