user: Question: Who was the rider with 120.953 mph speed?
Columns: ['Rank', 'Rider', 'Team', 'Time', 'Speed']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Michael Rutter', 'Ducati', "21' 52.169", '122.609 mph']
SQL:

assistant: SELECT "Rider" FROM "Table" WHERE "Speed" = '120.953 mph';