user: Question: Can you tell me the total number of React that has the Lane of 5?
Columns: ['Lane', 'Name', 'Country', 'Mark', 'React']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [6.0, 'Olesya Zykina', 'Russia', '51.09 WL', 0.297]
SQL:

assistant: SELECT SUM("React") FROM "Table" WHERE "Lane" = 5.0;