user: Question: WHo is the Visitor on April 14?
Columns: ['Date', 'Visitor', 'Score', 'Home', 'Record']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['April 8', 'Quebec Nordiques', '2–3', 'Hartford Whalers', '0–1']
SQL:

assistant: SELECT "Visitor" FROM "Table" WHERE "Date" = 'April 14';