user: Question: What is the average rank of a mountain range located in Maine?
Columns: ['Rank', 'Mountain Peak', 'State', 'Mountain Range', 'Location']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Mount McKinley ( Denali )', 'Alaska', 'Alaska Range', '63.0690°N 151.0063°W']
SQL:

assistant: SELECT AVG("Rank") FROM "Table" WHERE "State" = 'Maine';