user: Question: Which competition led to a total weight of 428kg?
Columns: ['Year', 'Competition', 'Location', 'Weight Category', 'Snatch', 'Clean and Jerk', 'Total', 'Place']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: [2005.0, 'World Championships', 'Doha', '105kg', '192kg', '227kg', '419kg', 1.0]
SQL:

assistant: SELECT "Competition" FROM "Table" WHERE "Total" = '428kg';