user: Question: What township is located at longitude -99.287270?
Columns: ['Township', 'County', 'Pop. (2010)', 'Land ( sqmi )', 'Water (sqmi)', 'Latitude', 'Longitude', 'GEO ID', 'ANSI code']
Types: ['text', 'text', 'real', 'text', 'text', 'text', 'text', 'real', 'real']
Sample row: ['Ibsen', 'Richland', 105.0, '36.238', '0.000', '46.325995', '-96.841226', 3807739700.0, 1036840.0]
SQL:

assistant: SELECT "Township" FROM "Table" WHERE "Longitude" = '-99.287270';