user: Question: what is the highest gnis feature id# link a[›] b[›] when the name a[›] is Upper Dewey Lake Dam?
Columns: ['Name A[› ]', 'Dam or A[› ] Reservoir', 'GNIS Feature ID # Link A[› ] B[› ]', 'Elevation A[› ]', 'Borough or A[› ] Census area']
Types: ['text', 'text', 'real', 'text', 'text']
Sample row: ['Adak Log Dam', 'Dam', 1417328.0, 'feet (m)', 'Aleutians West (CA)']
SQL:

assistant: SELECT MAX("GNIS Feature ID # Link A[› ] B[› ]") FROM "Table" WHERE "Name A[› ]" = 'Upper Dewey Lake Dam';