user: Question: Who was the opponent with the record of 4-0-0?
Columns: ['Game', 'October', 'Opponent', 'Score', 'Decision', 'Record']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '4 (in Prague , Czech Republic', '@ Tampa Bay Lightning', '2 - 1', 'Lundqvist', '1-0-0']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Record" = '4-0-0';