user: Question: What is the date of the game against Chelsea when the league position is 14th?
Columns: ['Date', 'League position', 'Opponents', 'Venue', 'Result', 'Score F–A', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['18 August 2002', '18th', 'Arsenal', 'A', 'L', '0–2', 38018.0]
SQL:

assistant: SELECT "Date" FROM "Table" WHERE "Opponents" = 'Chelsea' AND "League position" = '14th';