user: Question: In which races did the jockey weigh less than 55.5 kg?
Columns: ['Result', 'Date', 'Race', 'Venue', 'Group', 'Distance', 'Weight (kg)', 'Jockey', 'Winner/2nd']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Won', '3 Dec 1994', '2yo Hcp Colts & Geldings', 'Rosehill', 'NA', '1100 m', 53.0, 'M. Evans', '2nd - Fracture']
SQL:

assistant: SELECT "Race" FROM "Table" WHERE "Weight (kg)" < 55.5;