user: Question: What is Competition, when Date is 30 December 2005?
Columns: ['Date', 'Venue', 'Score', 'Result', 'Competition']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['7 March 2005', 'Taipei , Taiwan', '6–0', 'Won', 'East Asian Cup 2005 qualification']
SQL:

assistant: SELECT "Competition" FROM "Table" WHERE "Date" = '30 December 2005';