user: Question: Who has a transfer fee larger than 12 from Ajax in 2006 while ranked higher than 17?
Columns: ['Rank', 'Player', 'From', 'Transfer fee ( € million)', 'Year']
Types: ['real', 'text', 'text', 'real', 'real']
Sample row: [1.0, 'Ruud van Nistelrooy', 'PSV', 30.5, 2001.0]
SQL:

assistant: SELECT "Player" FROM "Table" WHERE "Transfer fee ( € million)" > 12.0 AND "Rank" > 17.0 AND "Year" > 2006.0 AND "From" = 'Ajax';