user: Question: Name the country for Lusail National Stadium
Columns: ['Stadium', 'Capacity', 'City', 'Country', 'Tenant', 'Opening']
Types: ['text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['Lusail National Stadium', 86000.0, 'Lusail', 'Qatar', 'Qatar , 2022 FIFA World Cup', '2019']
SQL:

assistant: SELECT "Country" FROM "Table" WHERE "Stadium" = 'Lusail National Stadium';