user: Question: Who manufactures Makoto Tamada's vehicle?
Columns: ['Rider', 'Manufacturer', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Valentino Rossi', 'Yamaha', 27.0, '45:43.156', 1.0]
SQL:

assistant: SELECT "Manufacturer" FROM "Table" WHERE "Rider" = 'Makoto Tamada';