user: Question: When the kilometers from kingston is 105.4 what is the minimum amount of length in feet? 
Columns: ['No.', 'Name', 'Mi from Kingston', 'Km from Kingston', 'Parish', 'Length feet', 'Length meters']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: [1.0, 'Scotts Pass', '44.25', '71.2', 'Clarendon', 70.0, '21.3']
SQL:

assistant: SELECT MIN("Length feet") FROM "Table" WHERE "Km from Kingston" = '105.4';