user: Question: What is the earliest year that includes a Seattle Storm Guard?
Columns: ['Year', 'Player', 'Position', 'College/Country', 'WNBA Team']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1997.0, 'Tina Thompson', 'Forward', 'USC', 'Houston Comets']
SQL:

assistant: SELECT MIN("Year") FROM "Table" WHERE "Position" = 'Guard' AND "WNBA Team" = 'Seattle Storm';