349469
The lower part of the valley narrows down in the gorge between Akuliarusiarsuk ridge in the north , and Qaarsorsuaq ridge in the south , which separates the valley from lake Tasersuatsiaq and the Ammalortup Nunaa highland beyond .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None